Reachable Assertion Affecting frr package, versions <7.5.1-1.1+deb10u1
Threat Intelligence
EPSS
0.24% (65th
percentile)
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Test your applications- Snyk ID SNYK-DEBIAN10-FRR-5417178
- published 11 Apr 2023
- disclosed 3 Apr 2023
Introduced: 3 Apr 2023
CVE-2022-36440 Open this link in a new tabHow to fix?
Upgrade Debian:10 frr to version 7.5.1-1.1+deb10u1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream frr package and not the frr package as distributed by Debian.
See How to fix? for Debian:10 relevant fixed versions and status.
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
- https://security-tracker.debian.org/tracker/CVE-2022-36440
- https://github.com/spwpun/pocs
- https://github.com/spwpun/pocs/blob/main/frr-bgpd.md
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GM66PNHGCXZU66LQCTP2FSJLFF6CVMSI/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3HU4PKLUVB5CTMOVQ2GV33TNUNMJCBGD/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BBXEXL2ZQBWCBLNUP6P67FHECXQWSK3L/
- https://www.debian.org/security/2023/dsa-5495
- https://lists.debian.org/debian-lts-announce/2023/09/msg00020.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3HU4PKLUVB5CTMOVQ2GV33TNUNMJCBGD/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BBXEXL2ZQBWCBLNUP6P67FHECXQWSK3L/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GM66PNHGCXZU66LQCTP2FSJLFF6CVMSI/
CVSS Scores
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