Slackware Linux update for polkit

Published: 2011-04-20 | Updated: 2017-05-06

Risk	High
Patch available	YES
Number of vulnerabilities	1
CVE-ID	CVE-2011-1485
CWE-ID	CWE-362
Exploitation vector	Network
Public exploit	Public exploit code for vulnerability #1 is available.
Vulnerable software Subscribe	Slackware Linux Operating systems & Components / Operating system
Vendor	Slackware

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Race condition

EUVDB-ID: #VU45010

Risk: High

CVSSv3.1: 8.2 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C]

CVE-ID: CVE-2011-1485

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Exploit availability: Yes

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

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.

Mitigation

Update the affected package polkit.

Vulnerable software versions

Slackware Linux: 13.1

External links

http://www.slackware.com/security/viewer.php?l=slackware-security&y=2011&m=slackware-security.375007

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.