GLSA-201101-06 : IO::Socket::SSL: Certificate validation error

Medium Nessus Plugin ID 51536


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


The remote host is affected by the vulnerability described in GLSA-201101-06 (IO::Socket::SSL: Certificate validation error)

The vendor reported that IO::Socket::SSL does not properly handle Common Name (CN) fields.
Impact :

A remote attacker might employ a specially crafted certificate to conduct man-in-the-middle attacks on SSL connections made using IO::Socket::SSL.
Workaround :

There is no known workaround at this time.


All IO::Socket::SSL users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=dev-perl/IO-Socket-SSL-1.26'

See Also

Plugin Details

Severity: Medium

ID: 51536

File Name: gentoo_GLSA-201101-06.nasl

Version: $Revision: 1.6 $

Type: local

Published: 2011/01/17

Modified: 2015/04/13

Dependencies: 12634

Risk Information

Risk Factor: Medium


Base Score: 4.3

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

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:IO-Socket-SSL, cpe:/o:gentoo:linux

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

Patch Publication Date: 2011/01/16

Reference Information

CVE: CVE-2009-3024

OSVDB: 55686

GLSA: 201101-06

CWE: 310