PT-2009-01: PGP Desktop Pgpdisk.sys And Pgpwded.sys Multiple Vulnerabilities
Affected Software
PGP Desktop 9.9.0 build 397
Product Link:
http://www.pgp.com
Vulnerability Description
Positive Technologies Research Team has discovered several vulnerabilities in PGP Desktop.
1. The IOCTL handler in pgpdisk.sys does not properly validate buffer data associated with the Irp object, which allows local users to crash the system.
Severity Rating:
Severity: Medium
Impact: Denial of Service
Attack Vector: Local
CVSS v2
Base Score: 4.9
Temporal Score: 3.8
Vector: (AV:L/AC:L/Au:N/C:N/I:N/A:C/E:P/RL:O/RC:C)
CVE: CVE-2009-0681
2. The IOCTL handler in pgpwded.sys does not properly validate buffer data associated with the Irp object, which allows local users to crash the system or execute arbitrary code with SYSTEM privileges.
Severity Rating:
Severity: Medium
Impact: Priviliege Escalation
Attack Vector: Local
CVSS v2:
Base Score: 6.2
Temporal Score: 4.9
Vector: (AV:L/AC:H/Au:N/C:C/I:C/A:C/E:P/RL:O/RC:C)
CVE: CVE-2009-0681
Solution
Update to the latest product version: PGP Desktop 9.10
http://www.pgp.com
https://pgp.custhelp.com/cgi-bin/pgp.cfg/php/enduser/std_adp.php?p_faqid=1014&p_topview=1
Disclosure Timeline
02.04.2009 - Vendor notified
02.04.2008 - Vendor replied
02.04.2008 - Sent detailed information
04.02.2009 - Vendor released fixed versions
04.13.2009 - Public disclosure
Credits
These vulnerabilities were discovered by Nikita Tarakanov, Positive Technologies Research Team.
References
http://en.securitylab.ru/lab/PT-2009-01
http://www.ptsecurity.ru/advisory.asp
Complete list of vulnerability reports published by Positive Technologies Research Team:
http://en.securitylab.ru/lab/
http://www.ptsecurity.ru/advisory.asp