[Positive Technologies SA 2009-01] PGP Desktop Pgpdisk.sys And Pgpwded.sys Multiple Vulnerabilities

2009-04-13T00:00:00
ID SECURITYVULNS:DOC:21645
Type securityvulns
Reporter Securityvulns
Modified 2009-04-13T00:00:00

Description


     (PT-2009-01) Positive Technologies Security Advisory

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
  1. 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:   Not assigned

---[ 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

---[ About Positive Technologies ]

Positive Technologies www.ptsecurity.com is among the key players in the IT security market in Russia. The principal activities of the company include the development of integrated tools for information security monitoring (MaxPatrol); providing IT security consulting services and technical support; the development of the Securitylab en.securitylab.ru leading Russian information security portal.

Among the clients of Positive Technologies there are more than 40 state enterprises, more than 50 banks and financial organizations, 20 telecommunication companies, more than 40 plant facilities, as well as IT, service and retail companies from Russia, CIS countries, Baltic States, China, Ecuador, Germany, Great Britain, Holland, Iran, Israel, Japan, Mexico, South African Republic, Thailand, Turkey and USA.

Positive Technologies is a team of highly skilled developers, advisers and experts with years of vast hands-on experience. The company specialists possess professional titles and certificates; they are the members of various international societies and are actively involved in the IT security field development.