Vulnerability Description
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.
CVSS Score
7.8
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Pocoo | Babel | < 2.9.1 |
| Debian | Debian Linux | 10.0 |
Related Weaknesses (CWE)
References
- https://github.com/python-babel/babel/pull/782PatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/10/msg00018.htmlMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts/2021/10/msg00040.htmlMailing ListThird Party Advisory
- https://www.debian.org/security/2021/dsa-5018Third Party Advisory
- https://www.tenable.com/security/research/tra-2021-14ExploitThird Party Advisory
- https://github.com/python-babel/babel/pull/782PatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/10/msg00018.htmlMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts/2021/10/msg00040.htmlMailing ListThird Party Advisory
- https://www.debian.org/security/2021/dsa-5018Third Party Advisory
- https://www.tenable.com/security/research/tra-2021-14ExploitThird Party Advisory
FAQ
What is CVE-2021-42771?
CVE-2021-42771 is a vulnerability with a CVSS score of 7.8 (HIGH). 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.
How severe is CVE-2021-42771?
CVE-2021-42771 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-42771?
Check the references section above for vendor advisories and patch information. Affected products include: Pocoo Babel, Debian Debian Linux.