CVE-2014-1402: Incorrect Privilege Assignment in Jinja2

CVE-2014-1402 · Severity: low · CVSS 3.1 · Published 2014-05-19

The default configuration for bccache.FileSystemBytecodeCache in Jinja2 before 2.7.2 does not properly create temporary files, which allows local users to gain privileges via a crafted .cache file with a name starting with __jinja2_ in /tmp.

Technologies: jinja2 (PyPI). Vendors: PyPI.

Quick answers

Is CVE-2014-1402 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2014-1402 being exploited in the wild.
How severe is CVE-2014-1402?
Low severity, with a CVSS score of 3.1, published 19 May 2014.
Which products and versions are affected?
jinja2 (PyPI) ECOSYSTEM:introduced=0,fixed=2.7.2.
Is there a fix for CVE-2014-1402?
Yes. jinja2 (PyPI): upgrade to 2.7.2 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2014-1402?
Check whether you run jinja2 (PyPI) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • jinja2 (PyPI): upgrade to 2.7.2 or later
    pip install "jinja2>=2.7.2"

Affected products

  • jinja2 (PyPI) ECOSYSTEM:introduced=0,fixed=2.7.2

Identifiers

  • CVE-2014-1402
  • GHSA-8r7q-cvjq-x353
  • PYSEC-2014-8

This page as Markdown. Free to reuse under CC BY 4.0 with a link back.