Reachable Assertion Affecting libreswan package, versions <0:3.12-10.1.el7_1


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.76% (82nd percentile)

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  • Snyk IDSNYK-RHEL7-LIBRESWAN-5037252
  • published26 Jul 2021
  • disclosed1 Jun 2015

Introduced: 1 Jun 2015

CVE-2015-3204  (opens in a new tab)
CWE-617  (opens in a new tab)

How to fix?

Upgrade RHEL:7 libreswan to version 0:3.12-10.1.el7_1 or higher.
This issue was patched in RHSA-2015:1154.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libreswan package and not the libreswan package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

libreswan 3.9 through 3.12 allows remote attackers to cause a denial of service (daemon restart) via an IKEv1 packet with (1) unassigned bits set in the IPSEC DOI value or (2) the next payload value set to ISAKMP_NEXT_SAK.

CVSS Scores

version 3.1