CVE-2022-36440
HIGHFrrouting 8.3.0 - Denial of Service via Malicious BGP Open Packet
Title source: llmDescription
A reachable assertion was found in Frrouting frr-bgpd 8.3.0 in the peek_for_as4_capability function. Attackers can maliciously construct BGP open packets and send them to BGP peers running frr-bgpd, resulting in DoS.
References (7)
Core 7
Core References
Exploit, Third Party Advisory
https://github.com/spwpun/pocs/blob/main/frr-bgpd.md
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GM66PNHGCXZU66LQCTP2FSJLFF6CVMSI/
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3HU4PKLUVB5CTMOVQ2GV33TNUNMJCBGD/
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BBXEXL2ZQBWCBLNUP6P67FHECXQWSK3L/
Third Party Advisory vendor-advisory
https://www.debian.org/security/2023/dsa-5495
Mailing List, Third Party Advisory mailing-list
https://lists.debian.org/debian-lts-announce/2023/09/msg00020.html
Scores
CVSS v3
7.5
EPSS
0.0025
EPSS Percentile
48.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-617
Status
published
Products (7)
debian/debian_linux
10.0
debian/debian_linux
11.0
debian/debian_linux
12.0
fedoraproject/fedora
36
fedoraproject/fedora
37
fedoraproject/fedora
38
frrouting/frrouting
8.3
Published
Apr 03, 2023
Tracked Since
Feb 18, 2026