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.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
http://www.openwall.com/lists/oss-security/2024/04/18/2	Mailing List
https://libreswan.org/security/CVE-2024-3652	Third Party Advisory
http://www.openwall.com/lists/oss-security/2024/04/18/2	Mailing List
https://libreswan.org/security/CVE-2024-3652	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:libreswan:libreswan:*:*:*:*:*:*:*:*

History

17 Jun 2025, 20:54

Type	Values Removed	Values Added
References	~~() http://www.openwall.com/lists/oss-security/2024/04/18/2 -~~	() http://www.openwall.com/lists/oss-security/2024/04/18/2 - Mailing List
References	~~() https://libreswan.org/security/CVE-2024-3652 -~~	() https://libreswan.org/security/CVE-2024-3652 - Third Party Advisory
First Time		Libreswan libreswan Libreswan
CPE		cpe:2.3:a:libreswan:libreswan::::::::

Information

Published : 2024-04-11 02:15

Updated : 2025-06-17 20:54

NVD link : CVE-2024-3652

Mitre link : CVE-2024-3652

CVE.ORG link : CVE-2024-3652

JSON object : View

Products Affected

libreswan

libreswan

CWE

CWE-404

Improper Resource Shutdown or Release

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