CVE-2023-2295 Affecting libreswan-debugsource package, versions <0:4.9-3.el8_8


Severity

Recommended
0.0
high
0
10

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
1.67% (82nd percentile)

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  • Snyk IDSNYK-ROCKY8-LIBRESWANDEBUGSOURCE-5563677
  • published19 May 2023
  • disclosed17 May 2023

Introduced: 17 May 2023

CVE-2023-2295  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:8 libreswan-debugsource to version 0:4.9-3.el8_8 or higher.
This issue was patched in RLSA-2023:3107.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libreswan-debugsource package and not the libreswan-debugsource package as distributed by Rocky-Linux. See How to fix? for Rocky-Linux:8 relevant fixed versions and status.

A vulnerability was found in the libreswan library. This security issue occurs when an IKEv1 Aggressive Mode packet is received with only unacceptable crypto algorithms, and the response packet is not sent with a zero responder SPI. When a subsequent packet is received where the sender reuses the libreswan responder SPI as its own initiator SPI, the pluto daemon state machine crashes. No remote code execution is possible. This CVE exists because of a CVE-2023-30570 security regression for libreswan package in Red Hat Enterprise Linux 8.8 and Red Hat Enterprise Linux 9.2.

CVSS Base Scores

version 3.1