{ "document": { "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "tlp": { "label": "WHITE" } }, "lang": "nl", "notes": [ { "category": "legal_disclaimer", "text": "The Netherlands Cyber Security Center (henceforth: NCSC-NL) maintains this page to enhance access to its information and security advisories. The use of this security advisory is subject to the following terms and conditions:\n\n NCSC-NL makes every reasonable effort to ensure that the content of this page is kept up to date, and that it is accurate and complete. Nevertheless, NCSC-NL cannot entirely rule out the possibility of errors, and therefore cannot give any warranty in respect of its completeness, accuracy or continuous keeping up-to-date. The information contained in this security advisory is intended solely for the purpose of providing general information to professional users. No rights can be derived from the information provided therein.\n\n NCSC-NL and the Kingdom of the Netherlands assume no legal liability or responsibility for any damage resulting from either the use or inability of use of this security advisory. This includes damage resulting from the inaccuracy of incompleteness of the information contained in the advisory.\n This security advisory is subject to Dutch law. All disputes related to or arising from the use of this advisory will be submitted to the competent court in The Hague. This choice of means also applies to the court in summary proceedings." }, { "category": "description", "text": "Juniper heeft meerdere kwetsbaarheden verholpen in Junos OS. ", "title": "Feiten" }, { "category": "description", "text": "De kwetsbaarheden bevinden zich in verschillende componenten van Junos OS, waaronder de VXLAN Gateway Daemon (vgd), kmd op MX Series routers, SDK service met JDAF routing, TWAMP client (rmopd service), gRPC library, ipfd daemon op SRX Series, dot1x daemon op Fusion Aggregation Devices, routing protocol daemon (rpd) op MX Series, jdhcpd process, authd process, kernel bij Extended Echo, pkid component, UTM Anti-Spam SBL component op SRX Series, J-Web management interface, en srxpfe component op SRX Series met chassis-cluster configuratie.\n\nEen aanvaller kan deze kwetsbaarheden misbruiken door het versturen van speciaal vervaardigde pakketten of berichten, vaak zonder authenticatie, wat kan leiden tot crashes van processen of het gehele systeem, denial of service, of in sommige gevallen uitvoering van arbitraire code met root privileges.\n\nDe kwetsbaarheden zijn specifiek gebonden aan bepaalde functies of configuraties binnen Junos OS, zoals het gebruik van Security Intelligence feeds, dot1x synchronisatie, HFRR link protection, DHCP client operaties, RADIUS authenticatie, Extended Echo feature, CMP enrollment, Anti-Spam SBL inspectie, J-Web interface, en chassis-cluster fabric traffic. Sommige kwetsbaarheden kunnen worden misbruikt door een aanvaller binnen het netwerk of door een gecompromitteerde externe entiteit zoals een SDN-controller of een RADIUS server.", "title": "Interpretaties" }, { "category": "description", "text": "Juniper heeft updates uitgebracht om de kwetsbaarheden in Junos OS te verhelpen. Zie bijgevoegde referenties voor meer informatie.", "title": "Oplossingen" }, { "category": "general", "text": "medium", "title": "Kans" }, { "category": "general", "text": "high", "title": "Schade" }, { "category": "general", "text": "Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')", "title": "CWE-120" }, { "category": "general", "text": "Stack-based Buffer Overflow", "title": "CWE-121" }, { "category": "general", "text": "Heap-based Buffer Overflow", "title": "CWE-122" }, { "category": "general", "text": "Use of Externally-Controlled Format String", "title": "CWE-134" }, { "category": "general", "text": "Integer Underflow (Wrap or Wraparound)", "title": "CWE-191" }, { "category": "general", "text": "Signed to Unsigned Conversion Error", "title": "CWE-195" }, { "category": "general", "text": "Improper Handling of Highly Compressed Data (Data Amplification)", "title": "CWE-409" }, { "category": "general", "text": "NULL Pointer Dereference", "title": "CWE-476" }, { "category": "general", "text": "Reachable Assertion", "title": "CWE-617" } ], "publisher": { "category": "coordinator", "contact_details": "cert@ncsc.nl", "name": "Nationaal Cyber Security Centrum", "namespace": "https://www.ncsc.nl/" }, "references": [ { "category": "external", "summary": "Reference", "url": "https://supportportal.juniper.net/s/article/2026-10-Security-Bulletin-Junos-OS-and-Junos-OS-Evolved-SRX-Series-Multiple-vulnerabilities-resolved" }, { "category": "external", "summary": "Reference", "url": "https://supportportal.juniper.net/s/article/2026-10-Security-Bulletin-Junos-OS-Multiple-vulnerabilities-resolved" }, { "category": "external", "summary": "Reference", "url": "https://supportportal.juniper.net/s/article/2026-10-Security-Bulletin-Junos-OS-MX-Series-Multiple-vulnerabilities-resolved" } ], "title": "Kwetsbaarheden verholpen in Juniper Networks Junos OS", "tracking": { "current_release_date": "2026-10-16T06:11:46.255422Z", "generator": { "date": "2025-08-04T16:30:00Z", "engine": { "name": "V.A.", "version": "1.3" } }, "id": "NCSC-2026-0430", "initial_release_date": "2026-10-16T06:11:46.255422Z", "revision_history": [ { "date": "2026-10-16T06:11:46.255422Z", "number": "1.0.0", "summary": "Initiele versie" } ], "status": "final", "version": "1.0.0" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_version_range", "name": "vers:unknown/*", "product": { "name": "vers:unknown/*", "product_id": "CSAFPID-1" } } ], "category": "product_name", "name": "Junos OS" }, { "branches": [ { "category": "product_version_range", "name": "vers:unknown/*", "product": { "name": "vers:unknown/*", "product_id": "CSAFPID-2" } } ], "category": "product_name", "name": "Junos OS Evolved" } ], "category": "vendor", "name": "Juniper" } ] }, "vulnerabilities": [ { "cve": "CVE-2026-103994", "cwe": { "id": "CWE-122", "name": "Heap-based Buffer Overflow" }, "notes": [ { "category": "other", "text": "Heap-based Buffer Overflow", "title": "CWE-122" }, { "category": "description", "text": "A heap-based buffer overflow vulnerability in Juniper Networks Junos OS VXLAN Gateway Daemon (vgd) can be exploited via crafted OVSDB messages to cause control plane outages and enable remote code execution.", "title": "Summary" }, { "category": "general", "text": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "title": "CVSSV4" } ], "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2" ] }, "references": [ { "category": "self", "summary": "CVE-2026-103994 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-103994.json" } ], "scores": [ { "cvss_v3": { "version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 8.8, "baseSeverity": "HIGH" }, "products": [ "CSAFPID-1", "CSAFPID-2" ] } ], "title": "CVE-2026-103994" }, { "cve": "CVE-2026-102182", "cwe": { "id": "CWE-121", "name": "Stack-based Buffer Overflow" }, "notes": [ { "category": "other", "text": "Stack-based Buffer Overflow", "title": "CWE-121" }, { "category": "description", "text": "A stack-based buffer overflow in Juniper Networks Junos OS kmd component on MX Series allows unauthenticated attackers to execute root code via crafted IKE certificate-based packets.", "title": "Summary" }, { "category": "general", "text": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:A/V:C/RE:M/U:X", "title": "CVSSV4" } ], "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2" ] }, "references": [ { "category": "self", "summary": "CVE-2026-102182 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-102182.json" } ], "scores": [ { "cvss_v3": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 9.8, "baseSeverity": "CRITICAL" }, "products": [ "CSAFPID-1", "CSAFPID-2" ] } ], "title": "CVE-2026-102182" }, { "cve": "CVE-2026-102176", "cwe": { "id": "CWE-120", "name": "Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')" }, "notes": [ { "category": "other", "text": "Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')", "title": "CWE-120" }, { "category": "description", "text": "A buffer overflow vulnerability in Junos OS SDK service can cause denial of service or compromise the Routing Engine when both the SDK service and JDAF routing instance are enabled by processing certain crafted packets.", "title": "Summary" }, { "category": "general", "text": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:A/V:C/RE:M/U:X", "title": "CVSSV4" } ], "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2" ] }, "references": [ { "category": "self", "summary": "CVE-2026-102176 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-102176.json" } ], "scores": [ { "cvss_v3": { "version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 8.8, "baseSeverity": "HIGH" }, "products": [ "CSAFPID-1", "CSAFPID-2" ] } ], "title": "CVE-2026-102176" }, { "cve": "CVE-2026-102070", "cwe": { "id": "CWE-617", "name": "Reachable Assertion" }, "notes": [ { "category": "other", "text": "Reachable Assertion", "title": "CWE-617" }, { "category": "description", "text": "A vulnerability in Junos OS TWAMP client allows an unauthenticated remote attacker to disrupt the rmopd service via crafted TCP packets when TWAMP-Control is enabled.", "title": "Summary" }, { "category": "general", "text": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "title": "CVSSV4" } ], "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2" ] }, "references": [ { "category": "self", "summary": "CVE-2026-102070 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-102070.json" } ], "scores": [ { "cvss_v3": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "baseScore": 7.5, "baseSeverity": "HIGH" }, "products": [ "CSAFPID-1", "CSAFPID-2" ] } ], "title": "CVE-2026-102070" }, { "cve": "CVE-2026-102072", "cwe": { "id": "CWE-409", "name": "Improper Handling of Highly Compressed Data (Data Amplification)" }, "notes": [ { "category": "other", "text": "Improper Handling of Highly Compressed Data (Data Amplification)", "title": "CWE-409" }, { "category": "description", "text": "An authenticated attacker can cause a denial of service in Juniper Networks Junos OS by exploiting a vulnerability in the gRPC library's handling of highly compressed data when the gRPC extension-service is enabled.", "title": "Summary" }, { "category": "general", "text": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "title": "CVSSV4" } ], "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2" ] }, "references": [ { "category": "self", "summary": "CVE-2026-102072 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-102072.json" } ], "scores": [ { "cvss_v3": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "baseScore": 6.5, "baseSeverity": "MEDIUM" }, "products": [ "CSAFPID-1", "CSAFPID-2" ] } ], "title": "CVE-2026-102072" }, { "cve": "CVE-2026-102062", "cwe": { "id": "CWE-134", "name": "Use of Externally-Controlled Format String" }, "notes": [ { "category": "other", "text": "Use of Externally-Controlled Format String", "title": "CWE-134" }, { "category": "description", "text": "A compromised HTTPS feed server can exploit an externally-controlled format string vulnerability in the ipfd daemon of Junos OS SRX Series, enabling unauthenticated remote root code execution when Security Intelligence is enabled.", "title": "Summary" }, { "category": "general", "text": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:L", "title": "CVSSV4" } ], "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2" ] }, "references": [ { "category": "self", "summary": "CVE-2026-102062 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-102062.json" } ], "scores": [ { "cvss_v3": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 8.1, "baseSeverity": "HIGH" }, "products": [ "CSAFPID-1", "CSAFPID-2" ] } ], "title": "CVE-2026-102062" }, { "cve": "CVE-2026-102069", "cwe": { "id": "CWE-121", "name": "Stack-based Buffer Overflow" }, "notes": [ { "category": "other", "text": "Stack-based Buffer Overflow", "title": "CWE-121" }, { "category": "description", "text": "Junos OS dot1x daemon on Fusion Aggregation Devices suffers a stack-based buffer overflow causing crashes or root code execution via an ICCP peer when dot1x synchronization is enabled.", "title": "Summary" }, { "category": "general", "text": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "title": "CVSSV4" } ], "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2" ] }, "references": [ { "category": "self", "summary": "CVE-2026-102069 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-102069.json" } ], "scores": [ { "cvss_v3": { "version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 8.8, "baseSeverity": "HIGH" }, "products": [ "CSAFPID-1", "CSAFPID-2" ] } ], "title": "CVE-2026-102069" }, { "cve": "CVE-2026-102063", "cwe": { "id": "CWE-617", "name": "Reachable Assertion" }, "notes": [ { "category": "other", "text": "Reachable Assertion", "title": "CWE-617" }, { "category": "description", "text": "An unauthenticated attacker can cause the routing protocol daemon (rpd) to crash on Juniper Networks Junos MX Series routers via a Reachable Assertion vulnerability triggered by eBGP route updates when HFRR link protection is enabled in a VRF.", "title": "Summary" }, { "category": "general", "text": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "title": "CVSSV4" } ], "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2" ] }, "references": [ { "category": "self", "summary": "CVE-2026-102063 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-102063.json" } ], "scores": [ { "cvss_v3": { "version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "baseScore": 6.5, "baseSeverity": "MEDIUM" }, "products": [ "CSAFPID-1", "CSAFPID-2" ] } ], "title": "CVE-2026-102063" }, { "cve": "CVE-2026-102057", "cwe": { "id": "CWE-121", "name": "Stack-based Buffer Overflow" }, "notes": [ { "category": "other", "text": "Stack-based Buffer Overflow", "title": "CWE-121" }, { "category": "description", "text": "A stack-based buffer overflow vulnerability in Junos OS jdhcpd process allows unauthenticated adjacent attackers to disrupt DHCP client operations, impacting DHCP, relay, and zero-touch-provisioning services.", "title": "Summary" }, { "category": "general", "text": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:A/V:C/RE:M/U:X", "title": "CVSSV4" } ], "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2" ] }, "references": [ { "category": "self", "summary": "CVE-2026-102057 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-102057.json" } ], "scores": [ { "cvss_v3": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "baseScore": 7.5, "baseSeverity": "HIGH" }, "products": [ "CSAFPID-1", "CSAFPID-2" ] } ], "title": "CVE-2026-102057" }, { "cve": "CVE-2026-102014", "cwe": { "id": "CWE-121", "name": "Stack-based Buffer Overflow" }, "notes": [ { "category": "other", "text": "Stack-based Buffer Overflow", "title": "CWE-121" }, { "category": "description", "text": "A stack-based buffer overflow vulnerability in Junos OS's authd process allows an attacker controlling a RADIUS server to crash the authd process or execute code with root privileges during subscriber RADIUS authentication.", "title": "Summary" }, { "category": "general", "text": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:A/V:C/RE:M/U:X", "title": "CVSSV4" } ], "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2" ] }, "references": [ { "category": "self", "summary": "CVE-2026-102014 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-102014.json" } ], "scores": [ { "cvss_v3": { "version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 8.8, "baseSeverity": "HIGH" }, "products": [ "CSAFPID-1", "CSAFPID-2" ] } ], "title": "CVE-2026-102014" }, { "cve": "CVE-2026-101980", "cwe": { "id": "CWE-191", "name": "Integer Underflow (Wrap or Wraparound)" }, "notes": [ { "category": "other", "text": "Integer Underflow (Wrap or Wraparound)", "title": "CWE-191" }, { "category": "description", "text": "Junos OS with Extended Echo enabled is vulnerable to an Integer Underflow in the kernel caused by malformed Extended Echo requests, leading to a Routing Engine reboot and potential denial of service.", "title": "Summary" }, { "category": "general", "text": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "title": "CVSSV4" } ], "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2" ] }, "references": [ { "category": "self", "summary": "CVE-2026-101980 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-101980.json" } ], "scores": [ { "cvss_v3": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 9.8, "baseSeverity": "CRITICAL" }, "products": [ "CSAFPID-1", "CSAFPID-2" ] } ], "title": "CVE-2026-101980" }, { "cve": "CVE-2026-101973", "cwe": { "id": "CWE-476", "name": "NULL Pointer Dereference" }, "notes": [ { "category": "other", "text": "NULL Pointer Dereference", "title": "CWE-476" }, { "category": "description", "text": "A NULL Pointer Dereference vulnerability in Juniper Networks Junos OS pkid component allows unauthenticated remote attackers to cause denial of service via malformed packets during CMP enrollment or certificate re-enrollment.", "title": "Summary" }, { "category": "general", "text": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L", "title": "CVSSV4" } ], "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2" ] }, "references": [ { "category": "self", "summary": "CVE-2026-101973 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-101973.json" } ], "scores": [ { "cvss_v3": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "baseScore": 7.5, "baseSeverity": "HIGH" }, "products": [ "CSAFPID-1", "CSAFPID-2" ] } ], "title": "CVE-2026-101973" }, { "cve": "CVE-2026-101955", "cwe": { "id": "CWE-121", "name": "Stack-based Buffer Overflow" }, "notes": [ { "category": "other", "text": "Stack-based Buffer Overflow", "title": "CWE-121" }, { "category": "description", "text": "A stack-based buffer overflow vulnerability in Juniper Networks Junos OS UTM Anti-Spam SBL on SRX Series causes service disruption and allows unauthenticated remote code execution via malformed DNS packets.", "title": "Summary" }, { "category": "general", "text": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:L", "title": "CVSSV4" } ], "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2" ] }, "references": [ { "category": "self", "summary": "CVE-2026-101955 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-101955.json" } ], "scores": [ { "cvss_v3": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 8.1, "baseSeverity": "HIGH" }, "products": [ "CSAFPID-1", "CSAFPID-2" ] } ], "title": "CVE-2026-101955" }, { "cve": "CVE-2026-101956", "notes": [ { "category": "description", "text": "Junos OS contains an improper authentication vulnerability in its J-Web management interface that permits unauthenticated remote attackers to execute arbitrary commands with root privileges.", "title": "Summary" }, { "category": "general", "text": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "title": "CVSSV4" } ], "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2" ] }, "references": [ { "category": "self", "summary": "CVE-2026-101956 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-101956.json" } ], "scores": [ { "cvss_v3": { "version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 9.8, "baseSeverity": "CRITICAL" }, "products": [ "CSAFPID-1", "CSAFPID-2" ] } ], "title": "CVE-2026-101956" }, { "cve": "CVE-2026-101937", "cwe": { "id": "CWE-195", "name": "Signed to Unsigned Conversion Error" }, "notes": [ { "category": "other", "text": "Signed to Unsigned Conversion Error", "title": "CWE-195" }, { "category": "description", "text": "A signed to unsigned conversion error in the srxpfe component of Juniper Junos OS on SRX Series devices with chassis-cluster high availability enabled can be exploited by an adjacent attacker to cause a data-plane denial of service via chassis-cluster fabric traffic.", "title": "Summary" }, { "category": "general", "text": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/AU:Y/R:A/V:C/RE:M", "title": "CVSSV4" } ], "product_status": { "known_affected": [ "CSAFPID-1", "CSAFPID-2" ] }, "references": [ { "category": "self", "summary": "CVE-2026-101937 | NCSC-NL Website", "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-101937.json" } ], "scores": [ { "cvss_v3": { "version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "baseScore": 6.5, "baseSeverity": "MEDIUM" }, "products": [ "CSAFPID-1", "CSAFPID-2" ] } ], "title": "CVE-2026-101937" } ] }