CVE-2024-3652 — Improper Resource Shutdown or Release in Libreswan

CWE-404 — Improper Resource Shutdown or ReleaseCWE-617 — Reachable Assertion6 documents6 sources
Severity
6.5MEDIUMNVD
EPSS
0.0%
top 91.57%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
8
LibreswanDebian LibreswanTHE Libreswan Project Libreswan+5 more
Timeline
PublishedApr 11
Latest updateApr 15

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.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 2.8 | Impact: 3.6

Affected Packages9 packages

▶CVEListV5the_libreswan_project/libreswan3.22 — 4.14
▶debiandebian/libreswan< libreswan 4.15-1 (forky)
▶NVDlibreswan/libreswan3.22 — 4.15
▶Debianlibreswan/libreswan< 4.15-1+1

🔴Vulnerability Details

2
GHSA
GHSA-395v-96gv-76w3: The Libreswan Project was notified of an issue causing libreswan to restart when using IKEv1 without specifying an esp= line↗2024-04-11
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OSV
CVE-2024-3652: The Libreswan Project was notified of an issue causing libreswan to restart when using IKEv1 without specifying an esp= line↗2024-04-11
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📋Vendor Advisories

3
Red Hat
libreswan: IKEv1 default AH/ESP responder can crash and restart↗2024-04-15
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Microsoft
IKEv1 default AH/ESP responder can cause libreswan to abort and restart↗2024-04-09
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Debian
CVE-2024-3652: libreswan - The Libreswan Project was notified of an issue causing libreswan to restart when...↗2024
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