CVE-2013-1064 - 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

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MEDIUM

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

Published Oct 3, 2013

4.6

MEDIUM

CVSS 2.0

EPSS 0.38%

Description

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.

Affected products

Remediation

No remediation recorded yet.

Metrics

0.38% 0.00378

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 4, 2026.

EPSS probability 0.00378

Score over time

2022-2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (9 key points)

Flat stretches are collapsed. Showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 4, 2026	0.38% (0.00378)	29.48th	v5 (v2026.06.15)
Jun 15, 2026	0.38% (0.00378)	29.40th	v5 (v2026.06.15)
Mar 17, 2025	0.06% (0.00061)	16.44th	v4 (v2025.03.14)
Dec 12, 2024	0.04% (0.00042)	5.07th	v3 (v2023.03.01)
Mar 7, 2023	0.04% (0.00042)	5.63th	v3 (v2023.03.01)
Mar 6, 2023	0.95% (0.00950)	32.28th	v2 (v2022.01.01)
Sep 10, 2022	0.95% (0.00950)	30.63th	v2 (v2022.01.01)
Apr 1, 2022	0.95% (0.00950)	28.61th	v2 (v2022.01.01)
Feb 4, 2022	0.95% (0.00950)	13.46th	v2 (v2022.01.01)

Weaknesses (1)

CWE-264

References (5)

http://secunia.com/advisories/54914
third-party-advisoryx_refsource_SECUNIAVendor Advisory
http://www.ubuntu.com/usn/USN-1955-1
vendor-advisoryx_refsource_UBUNTUVendor Advisory
https://launchpad.net/ubuntu/+source/apt-xapian-index/0.44ubuntu5.1
x_refsource_CONFIRMPatch
https://launchpad.net/ubuntu/+source/apt-xapian-index/0.44ubuntu7.1
x_refsource_CONFIRMPatch
https://launchpad.net/ubuntu/+source/apt-xapian-index/0.45ubuntu2.1
x_refsource_CONFIRMPatch

Link	Providers	Tags
http://secunia.com/advisories/54914		third-party-advisoryx_refsource_SECUNIAVendor Advisory
http://www.ubuntu.com/usn/USN-1955-1		vendor-advisoryx_refsource_UBUNTUVendor Advisory
https://launchpad.net/ubuntu/+source/apt-xapian-index/0.44ubuntu5.1		x_refsource_CONFIRMPatch
https://launchpad.net/ubuntu/+source/apt-xapian-index/0.44ubuntu7.1		x_refsource_CONFIRMPatch
https://launchpad.net/ubuntu/+source/apt-xapian-index/0.45ubuntu2.1		x_refsource_CONFIRMPatch

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner canonical

Published Oct 3, 2013

Updated Sep 16, 2024

Reserved Jan 11, 2013

Link CVE-2013-1064

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2013-1064

Red Hat

Severity n/a

Public date n/a

Links CVE-2013-1064