Vulnerability Description
bgpd/bgp_flowspec.c in FRRouting (FRR) before 8.4.3 mishandles an nlri length of zero, aka a "flowspec overflow."
CVSS Score
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Frrouting | Frrouting | < 8.4.3 |
Related Weaknesses (CWE)
References
- https://github.com/FRRouting/frr/compare/frr-8.4.2...frr-8.4.3Patch
- https://github.com/FRRouting/frr/pull/12884Issue TrackingPatch
- https://lists.debian.org/debian-lts-announce/2024/04/msg00019.html
- https://github.com/FRRouting/frr/compare/frr-8.4.2...frr-8.4.3Patch
- https://github.com/FRRouting/frr/pull/12884Issue TrackingPatch
- https://lists.debian.org/debian-lts-announce/2024/04/msg00019.html
- https://lists.debian.org/debian-lts-announce/2024/09/msg00007.html
FAQ
What is CVE-2023-38406?
CVE-2023-38406 is a vulnerability with a CVSS score of 9.8 (CRITICAL). bgpd/bgp_flowspec.c in FRRouting (FRR) before 8.4.3 mishandles an nlri length of zero, aka a "flowspec overflow."
How severe is CVE-2023-38406?
CVE-2023-38406 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2023-38406?
Check the references section above for vendor advisories and patch information. Affected products include: Frrouting Frrouting.