How severe is CVE-2013-1064?

CVE-2013-1064 has a CVSS 2.0 base score of 4.6, rated medium severity.

Is CVE-2013-1064 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-1064?

CVE-2013-1064 primarily affects Canonical Apt-xapian-index. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-1064?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2013-1064 published?

CVE-2013-1064 was published on 2013-10-03 and last updated on 2026-06-16.

CVE-2013-1064

CVE-2013-1064 is a medium-severity vulnerability in Canonical Apt-xapian-index with a CVSS 2.0 base score of 4.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-264.

Key facts

Severity: Medium (CVSS 2.0 base score 4.6)
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Canonical Apt-xapian-index
Published: 2013-10-03
Last modified: 2026-06-16

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.

Frequently asked questions

What is 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.
How severe is CVE-2013-1064?: CVE-2013-1064 has a CVSS 2.0 base score of 4.6, rated medium severity.
Is CVE-2013-1064 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-1064?: CVE-2013-1064 primarily affects Canonical Apt-xapian-index. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-1064?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-1064 published?: CVE-2013-1064 was published on 2013-10-03 and last updated on 2026-06-16.

References

Affected products (6)

cpe:2.3:a:canonical:apt-xapian-index:*:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apt-xapian-index:0.44ubuntu5.1:*:*:*:*:*:*:*
cpe:2.3:a:canonical:apt-xapian-index:0.44ubuntu7.1:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.10:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:13.04:*:*:*:*:*:*:*

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