Directory Traversal The advisory has been revoked - it doesn't affect any version of package python2-six (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RHEL8-PYTHON2SIX-1916768
- published23 Oct 2021
- disclosed28 Apr 2021
Introduced: 28 Apr 2021
CVE-2021-42771 (opens in a new tab)Amendment
The Red Hat security team deemed this advisory irrelevant for RHEL:8.
NVD Description
Note: Versions mentioned in the description apply only to the upstream python2-six package and not the python2-six package as distributed by RHEL.
Babel.Locale in Babel before 2.9.1 allows attackers to load arbitrary locale .dat files (containing serialized Python objects) via directory traversal, leading to code execution.
References
- https://access.redhat.com/security/cve/CVE-2021-42771
- https://github.com/python-babel/babel/pull/782
- https://lists.debian.org/debian-lts/2021/10/msg00040.html
- https://www.tenable.com/security/research/tra-2021-14
- https://lists.debian.org/debian-lts-announce/2021/10/msg00018.html
- https://access.redhat.com/errata/RHSA-2021:4151
- https://www.debian.org/security/2021/dsa-5018