Resource Management Errors Affecting strongswan package, versions [,4.2.10)


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

Exploit Maturity
Not Defined
EPSS
6.54% (94th percentile)

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  • Snyk IDSNYK-UNMANAGED-STRONGSWAN-2371955
  • published26 Jan 2022
  • disclosed8 Jun 2009
  • creditUnknown

Introduced: 8 Jun 2009

CVE-2009-1958  (opens in a new tab)
CWE-399  (opens in a new tab)

How to fix?

Upgrade strongswan to version 4.2.10 or higher.

Overview

Affected versions of this package are vulnerable to Resource Management Errors charon/sa/tasks/child_create.c in the charon daemon in strongSWAN before 4.3.1 switches the NULL checks for TSi and TSr payloads, which allows remote attackers to cause a denial of service via an IKE_AUTH request without a (1) TSi or (2) TSr traffic selector.

CVSS Scores

version 3.1