CVE-2024-3652

Medium

Description

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.

SeverityMedium

CVSS6.5

Exploit probability57. percentile0.8%

ProductLibreswan

PublishedApr 11, 2024

First seenApr 11, 2024

Weakness typeCWE-404CWE-404

How to fix

Update

libreswan libreswan4.15 or later

Vendor advisories

libreswan.org/security/CVE-2024-3652

Affected products

Product	Affected versions	Fixed in
libreswan libreswan	3.22 ≤ v < 4.15	4.15

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