PT-2023-23361 · Frrouting+6 · Frrouting Bgpd+6

Melissa-Cjtop · Published 2023-05-03 · Updated 2025-08-01 · CVE-2023-31489

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Frrouting bgpd version 8.4.2

Description An issue in Frrouting bgpd allows a remote attacker to cause a denial of service via the bgp capability llgr() function.

Recommendations For version 8.4.2, consider disabling the bgp capability llgr() function as a temporary workaround until a patch is available.

Exploit

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

ALSA-2024:2156

ALT-PU-2023-1740

BDU:2025-16165

CVE-2023-31489

INFSA-2024_2156

OPENSUSE-SU-2024:12967-1

OPENSUSE-SU-2024_4090-1

RHSA-2024:2156

RHSA-2024_2156

SUSE-SU-2023:2518-1

SUSE-SU-2023_2518-1

SUSE-SU-2024:4090-1

SUSE-SU-2024_4090-1

USN-6136-1

Affected Products

Alt Linux

Almalinux

Frrouting Bgpd

Linuxmint

Red Hat

Suse

Ubuntu

References · 61

• 🔥 https://github.com/FRRouting/frr/issues/13098 · Exploit
• https://osv.dev/vulnerability/ALSA-2024:2156 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-31489 · Security Note
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WXR6PIVY4SWO7HDT4EY733H4X32SCPM4 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:12967-1 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-6136-1 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JLG64IF3FU7V76K4TKCCXVNEE6P2VUDO · Vendor Advisory
• https://osv.dev/vulnerability/USN-6136-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2024:4090-1 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2023-31489 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LMJNX44SMJM25JZO7XWHDQCOB4SNJPIE · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-31489 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-16165 · Security Note
• https://ubuntu.com/security/CVE-2023-31489 · Vendor Advisory
• https://linux.oracle.com/errata/ELSA-2024-2156.html · Vendor Advisory