FreeBSD : stunnel -- heap corruption vulnerability (cdeb34e6-d00d-11e0-987e-00215c6a37bb)

High Nessus Plugin ID 55991


The remote FreeBSD host is missing a security-related update.


Michal Trojnara reports :

Version 4.42, 2011.08.18, urgency: HIGH :

Fixed a heap corruption vulnerability in versions 4.40 and 4.41. It may possibly be leveraged to perform DoS or remote code execution attacks.


Update the affected package.

See Also

Plugin Details

Severity: High

ID: 55991

File Name: freebsd_pkg_cdeb34e6d00d11e0987e00215c6a37bb.nasl

Version: $Revision: 1.8 $

Type: local

Published: 2011/08/29

Modified: 2016/05/05

Dependencies: 12634

Risk Information

Risk Factor: High


Base Score: 9.3

Temporal Score: 8.1

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

Temporal Vector: CVSS2#E:ND/RL:OF/RC:C

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:stunnel, cpe:/o:freebsd:freebsd

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Exploit Available: false

Exploit Ease: No known exploits are available

Patch Publication Date: 2011/08/26

Vulnerability Publication Date: 2011/08/25

Reference Information

CVE: CVE-2011-2940

BID: 49254