CVEvulnerability
CVE-2023-38802
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2023-08-29
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-354
Description
FRRouting FRR 7.5.1 through 9.0 and Pica8 PICOS 4.3.3.2 allow a remote attacker to cause a denial of service via a crafted BGP update with a corrupted attribute 23 (Tunnel Encapsulation).
Affected configurations
• frrouting frrouting (>= 7.5.1 <= 9.0)
• pica8 picos 4.3.3.2
• debian debian linux 10.0
• debian debian linux 11.0
• debian debian linux 12.0
• fedoraproject fedora 37
• fedoraproject fedora 38
• fedoraproject fedora 39
Related
Weakness · CWE (1)
- CWE-354 Improper Validation of Integrity Check Value weakness
References
- https://blog.benjojo.co.uk/post/bgp-path-attributes-grave-error-handling Exploit, Technical Description, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/09/msg00020.html Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JLG64IF3FU7V76K4TKCCXVNEE6P2VUDO/ Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LMJNX44SMJM25JZO7XWHDQCOB4SNJPIE/ Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WXR6PIVY4SWO7HDT4EY733H4X32SCPM4/ Mailing List
- https://news.ycombinator.com/item?id=37305800 Third Party Advisory
- https://www.debian.org/security/2023/dsa-5495 Third Party Advisory
- https://blog.benjojo.co.uk/post/bgp-path-attributes-grave-error-handling Exploit, Technical Description, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/09/msg00020.html Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JLG64IF3FU7V76K4TKCCXVNEE6P2VUDO/ Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LMJNX44SMJM25JZO7XWHDQCOB4SNJPIE/ Mailing List
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WXR6PIVY4SWO7HDT4EY733H4X32SCPM4/ Mailing List
- https://news.ycombinator.com/item?id=37305800 Third Party Advisory
- https://www.debian.org/security/2023/dsa-5495 Third Party Advisory