Vulnerability Monitor

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CVE-2024-3652

The Libreswan Project was notified of an issue causing libreswan to restart when using IKEv1 without specifying an esp= line. When the peer requests AES-GMAC, libreswan's default proposal handler causes an assertion failure and crashes and restarts. IKEv2 connections are not affected.

Published

2024-04-11T02:15:47.790

Last Modified

2025-06-17T20:54:44.620

Status

Analyzed

Source

d42dc95b-23f1-4e06-9076-20753a0fb0df

Severity

CVSSv3.1: 6.5 (MEDIUM)

Weaknesses

Type: Secondary
CWE-404

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	libreswan	libreswan	< 4.15	Yes

References

http://www.openwall.com/lists/oss-security/2024/04/18/2 Mailing List (d42dc95b-23f1-4e06-9076-20753a0fb0df)
https://libreswan.org/security/CVE-2024-3652 Third Party Advisory (d42dc95b-23f1-4e06-9076-20753a0fb0df)
http://www.openwall.com/lists/oss-security/2024/04/18/2 Mailing List (af854a3a-2127-422b-91ae-364da2661108)
https://libreswan.org/security/CVE-2024-3652 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)