CVE-2023-41913
- State
- Published
- Severity
- 9.8 Critical
- Published
- Dec 7, 2023
- Updated
- Dec 18, 2025
- Reserved
- Sep 5, 2023
Description
strongSwan before 5.9.12 has a buffer overflow and possible unauthenticated remote code execution via a DH public value that exceeds the internal buffer in charon-tkm's DH proxy. The earliest affected version is 5.3.0. An attack can occur via a crafted IKE_SA_INIT message.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 9.8 Critical | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | CISA-ADP |
Weaknesses
- CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Affected Products
| Product | Versions |
|---|---|
n/an/a |
|
References
- https://github.com/strongswan/strongswan/releases
- https://www.strongswan.org/blog/2023/11/20/strongswan-vulnerability-%28cve-2023-41913%29.html
- FEDORA-2024-6712c699fcvendor-advisory
- https://security.netapp.com/advisory/ntap-20250117-0003/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YPJZPYHBCRXUQGGKQE6TYH4J4RIJH6HO/
- https://lists.debian.org/debian-lts-announce/2023/11/msg00018.html
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