CVE-2023-47235

2023-11-0300:00:00

ubuntu.com

frrouting bgp crash eor

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.0005 Low

EPSS

Percentile

17.0%

JSON

An issue was discovered in FRRouting FRR through 9.0.1. A crash can occur
when a malformed BGP UPDATE message with an EOR is processed, because the
presence of EOR does not lead to a treat-as-withdraw outcome.

Bugs

<https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1055852>

Notes

Author	Note
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

OSVersionArchitecturePackageVersionFilename
ubuntu20.04noarchfrr< 7.2.1-1ubuntu0.2+esm2UNKNOWN
ubuntu22.04noarchfrr< 8.1-1ubuntu1.8UNKNOWN
ubuntu23.04noarchfrr< 8.4.2-1ubuntu1.6UNKNOWN
ubuntu23.10noarchfrr< 8.4.4-1.1ubuntu1.2UNKNOWN
ubuntu24.04noarchfrr< 8.4.4-1.1ubuntu3UNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	20.04	noarch	frr	< 7.2.1-1ubuntu0.2+esm2	UNKNOWN
ubuntu	22.04	noarch	frr	< 8.1-1ubuntu1.8	UNKNOWN
ubuntu	23.04	noarch	frr	< 8.4.2-1ubuntu1.6	UNKNOWN
ubuntu	23.10	noarch	frr	< 8.4.4-1.1ubuntu1.2	UNKNOWN
ubuntu	24.04	noarch	frr	< 8.4.4-1.1ubuntu3	UNKNOWN