CVE-2013-1064: Race Condition
First published: Thu Oct 03 2013(Updated: )
apt-xapian-index before 0.45ubuntu2.1, 0.44ubuntu7.1, and 0.44ubuntu5.1 does not properly use D-Bus for communication with a polkit authority, which allows local users to bypass intended access restrictions by leveraging a PolkitUnixProcess PolkitSubject race condition via a (1) setuid process or (2) pkexec process, a related issue to CVE-2013-4288.
Credit: security@ubuntu.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| apt-xapian-index | >=0.45ubuntu1<0.45ubuntu2.1 | |
| apt-xapian-index | =0.44ubuntu5.1 | |
| apt-xapian-index | =0.44ubuntu7.1 | |
| Ubuntu Linux | =12.04 | |
| Ubuntu Linux | =12.10 | |
| Ubuntu Linux | =13.04 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2013-1064?
CVE-2013-1064 is rated as a high-severity vulnerability due to its potential for local privilege escalation.
How do I fix CVE-2013-1064?
To fix CVE-2013-1064, update to apt-xapian-index version 0.45ubuntu2.1 or later, or apply patches provided in your distribution.
Who is affected by CVE-2013-1064?
CVE-2013-1064 affects users of Ubuntu Linux versions 12.04, 12.10, and 13.04 that are running affected versions of apt-xapian-index.
Can CVE-2013-1064 be exploited remotely?
CVE-2013-1064 cannot be exploited remotely as it requires local user access to take advantage of the vulnerability.
What are the implications of CVE-2013-1064?
Exploitation of CVE-2013-1064 could allow a local user to bypass access restrictions and potentially gain elevated privileges on the system.
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