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GLSA-201203-13 : Openswan: Denial of Service

medium Nessus Plugin ID 58378

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Synopsis

The remote Gentoo host is missing one or more security-related patches.

Description

The remote host is affected by the vulnerability described in GLSA-201203-13 (Openswan: Denial of Service)

 Two vulnerabilities have been found in Openswan:
 Improper permissions are used on /var/run/starter.pid and /var/lock/subsys/ipsec (CVE-2011-2147).
 Openswan contains a use-after-free error in the cryptographic helper handler (CVE-2011-4073).
 Impact :

 A remote authenticated attacker or a local attacker may be able to cause a Denial of Service condition.
 Workaround :

 There is no known workaround at this time.

Solution

All Openswan users should upgrade to the latest version:
 # emerge --sync # emerge --ask --oneshot --verbose '>=net-misc/openswan-2.6.37' NOTE: This is a legacy GLSA. Updates for all affected architectures are available since November 10, 2011. It is likely that your system is already no longer affected by this issue.

See Also

https://security.gentoo.org/glsa/201203-13

Plugin Details

Severity: Medium

ID: 58378

File Name: gentoo_GLSA-201203-13.nasl

Version: 1.9

Type: local

Published: 3/19/2012

Updated: 1/6/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4

Temporal Score: 3

Vector: CVSS2#AV:N/AC:L/Au:S/C:N/I:N/A:P

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:openswan, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Exploit Ease: No known exploits are available

Patch Publication Date: 3/16/2012

Reference Information

CVE: CVE-2011-2147, CVE-2011-4073

BID: 47958, 50440

GLSA: 201203-13