Home/CVE/An issue was discovered in FRRouting FRR through 9.0.1. It mishandles malformed MP_REACH_NLRI data, leading to a crash.
CVE

CVE-2023-46752

An issue was discovered in FRRouting FRR through 9.0.1. It mishandles malformed MP_REACH_NLRI data, leading to a crash.

An issue was discovered in FRRouting FRR through 9.0.1. It mishandles malformed MP_REACH_NLRI data, leading to a crash.

MEDIUM · CVSS 5.9 EPSS 0.00142
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
▤

Affected Products & Versions

1
frrouting<= 9.0.1
▣

Scoring & Timeline

5.9
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD26 Oct 2023 · 05:15 AM
CVSS VectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

9
suse-csafSUSE-SU-2024:4090-1
suse-csafopenSUSE-SU-2024:13387-1
usnUSN-6807-1
suse-csafSUSE-SU-2023:4483-1
suse-csafSUSE-SU-2023:4473-1
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/FRRouting/frr/pull/14645/commits/b08afc81c60607a4f736f418f2e3eb06087f1a35Patch
https://lists.debian.org/debian-lts-announce/2024/04/msg00019.html
https://lists.debian.org/debian-lts-announce/2024/09/msg00007.html
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