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CVE-2023-41913

CRITICAL

9.8

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.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published12/7/2023

Last Modified12/18/2025

Sourcenvd

Honeypot Sightings0

Affected Products

strongswan:strongswan

Weaknesses (CWE)

CWE-120CWE-120

References

https://github.com/strongswan/strongswan/releases(cve@mitre.org)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YPJZPYHBCRXUQGGKQE6TYH4J4RIJH6HO/(cve@mitre.org)

https://www.strongswan.org/blog/2023/11/20/strongswan-vulnerability-%28cve-2023-41913%29.html(cve@mitre.org)

https://github.com/strongswan/strongswan/releases(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2023/11/msg00018.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YPJZPYHBCRXUQGGKQE6TYH4J4RIJH6HO/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YPJZPYHBCRXUQGGKQE6TYH4J4RIJH6HO/(af854a3a-2127-422b-91ae-364da2661108)

https://security.netapp.com/advisory/ntap-20250117-0003/(af854a3a-2127-422b-91ae-364da2661108)

https://www.strongswan.org/blog/2023/11/20/strongswan-vulnerability-%28cve-2023-41913%29.html(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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