Permissions, Privileges, and Access Controls - CVE-2014-0012
Published: May 19, 2014 / Updated: August 4, 2020
Vulnerability identifier: #VU33662
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2014-0012
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local non-authenticated attacker to read and manipulate data.
FileSystemBytecodeCache in Jinja2 2.7.2 does not properly create temporary directories, which allows local users to gain privileges by pre-creating a temporary directory with a user's uid. NOTE: this vulnerability exists because of an incomplete fix for CVE-2014-1402.
Affected software
py-jinja2 (Alpine package)
SUSE Package Hub for SUSE Linux Enterprise
SUSE Package Hub for SUSE Linux Enterprise
How to mitigate CVE-2014-0012
Install update from vendor's website.
py-jinja2 (Alpine package) - update to 2.7.3-r0
External References
- http://seclists.org/oss-sec/2014/q1/73
- http://secunia.com/advisories/56328
- http://secunia.com/advisories/60738
- http://www.gentoo.org/security/en/glsa/glsa-201408-13.xml
- https://bugzilla.redhat.com/show_bug.cgi?id=1051421
- https://github.com/mitsuhiko/jinja2/commit/acb672b6a179567632e032f547582f30fa2f4aa7
- https://github.com/mitsuhiko/jinja2/pull/292
- https://github.com/mitsuhiko/jinja2/pull/296