Vulnerability CVE-2012-4555
Published: 2013-01-04   Modified: 2013-01-05

Description:
The token processing system (pki-tps) in Red Hat Certificate System (RHCS) before 8.1.3 does not properly handle interruptions of token format operations, which allows remote attackers to cause a denial of service (NULL pointer dereference and Apache httpd web server child process crash) via unspecified vectors.

Type:

CWE-DesignError

CVSS2 => (AV:N/AC:L/Au:S/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4/10
2.9/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Redhat -> Certificate system 

 References:
https://bugzilla.redhat.com/show_bug.cgi?id=869570
http://www.securitytracker.com/id?1027846
http://www.securityfocus.com/bid/56843
http://secunia.com/advisories/51482
http://rhn.redhat.com/errata/RHSA-2012-1550.html
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