OpenSSL < 0.9.8k Signature Repudiation

This script is Copyright (C) 2012-2014 Tenable Network Security, Inc.


Synopsis :

The remote server is affected by a signature repudiation
vulnerability.

Description :

According to its banner, the remote server is running a version of
OpenSSL that is earlier than 0.9.8k. As such, it may allow a valid
sign to generate invalid signatures which would appear valid and could
be repudiated later.

This only affects CMS users. CMS appeared in OpenSSL 0.9.8h.

See also :

http://www.openssl.org/news/secadv_20090325.txt

Solution :

Upgrade to OpenSSL 0.9.8k or later.

Risk factor :

Low / CVSS Base Score : 2.6
(CVSS2#AV:N/AC:H/Au:N/C:N/I:P/A:N)
CVSS Temporal Score : 1.9
(CVSS2#E:U/RL:OF/RC:C)
Public Exploit Available : false

Family: Web Servers

Nessus Plugin ID: 17764 ()

Bugtraq ID: 34256

CVE ID: CVE-2009-0591