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CVE-2023-47234

Published: 3 November 2023

An issue was discovered in FRRouting FRR through 9.0.1. A crash can occur when processing a crafted BGP UPDATE message with a MP_UNREACH_NLRI attribute and additional NLRI data (that lacks mandatory path attributes).

Notes

AuthorNote
sbeattie
the quagga project was renamed to frr
mdeslaur
The code in quagga is different, there is no indication quagga
is vulnerable to this issue, marking as not-affected for now

Priority

Medium

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
frr
Launchpad, Ubuntu, Debian
bionic Ignored
(end of standard support)
focal
Released (7.2.1-1ubuntu0.2+esm2)
Available with Ubuntu Pro
jammy
Released (8.1-1ubuntu1.8)
lunar
Released (8.4.2-1ubuntu1.6)
mantic
Released (8.4.4-1.1ubuntu1.2)
noble
Released (8.4.4-1.1ubuntu3)
trusty Ignored
(end of standard support)
upstream Needs triage

xenial Ignored
(end of standard support)
Patches:
upstream: https://github.com/FRRouting/frr/commit/c37119df45bbf4ef713bc10475af2ee06e12f3bf
upstream: https://github.com/FRRouting/frr/pull/14716/commits/c37119df45bbf4ef713bc10475af2ee06e12f3bf
quagga
Launchpad, Ubuntu, Debian
bionic Not vulnerable

focal Not vulnerable

jammy Does not exist

lunar Does not exist

mantic Does not exist

noble Does not exist

trusty Ignored
(end of standard support)
upstream Needs triage

xenial Not vulnerable

Severity score breakdown

Parameter Value
Base score 7.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H