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Vulnerability Details : CVE-2011-1485

Race condition in the pkexec utility and polkitd daemon in PolicyKit (aka polkit) 0.96 allows local users to gain privileges by executing a setuid program from pkexec, related to the use of the effective user ID instead of the real user ID.
Publish Date : 2011-05-31 Last Update Date : 2012-12-18
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact Complete (There is total information disclosure, resulting in all system files being revealed.)
Integrity Impact Complete (There is a total compromise of system integrity. There is a complete loss of system protection, resulting in the entire system being compromised.)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Gain privileges
CWE ID 362

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat important
AV:L/AC:M/Au:N/C:C/I:C/A:C 2011-04-01 2011-04-19
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- Related OVAL Definitions

Title Definition Id Class Family
CVE-2011-1485 unix
DEPRECATED: ELSA-2011-0455 -- polkit security update (important) oval:org.mitre.oval:def:27796 unix
DSA-2319-1 policykit-1 -- race condition oval:org.mitre.oval:def:15134 unix
ELSA-2011:0455: polkit security update (Important) oval:org.mitre.oval:def:23637 unix
RHSA-2011:0455: polkit security update (Important) oval:org.mitre.oval:def:21671 unix
RHSA-2011:0455: polkit security update (Important) oval:com.redhat.rhsa:def:20110455 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2011-1485

# Product Type Vendor Product Version Update Edition Language
1 Application Redhat Policykit 0.96 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Redhat Policykit 1

- References For CVE-2011-1485
GENTOO GLSA-201204-06
REDHAT RHSA-2011:0455

- Metasploit Modules Related To CVE-2011-1485

Linux PolicyKit Race Condition Privilege Escalation
A race condition flaw was found in the PolicyKit pkexec utility and polkitd daemon. A local user could use this flaw to appear as a privileged user to pkexec, allowing them to execute arbitrary commands as root by running those commands with pkexec. Those vulnerable include RHEL6 prior to polkit-0.96-2.el6_0.1 and Ubuntu libpolkit-backend-1 prior to 0.96-2ubuntu1.1 (10.10) 0.96-2ubuntu0.1 (10.04 LTS) and 0.94-1ubuntu1.1 (9.10)
Module type : exploit Rank : great Platforms : Linux

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