Vulnerability Monitor

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CVE-2021-42771

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.

Published

2021-10-20T21:15:07.930

Last Modified

2024-11-21T06:28:08.413

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

3.9

Impact Score

10.0

Weaknesses

Type: Primary
CWE-22

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	pocoo	babel	< 2.9.1	Yes
Operating System	debian	debian_linux	10.0	Yes

References

https://github.com/python-babel/babel/pull/782 Patch, Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2021/10/msg00018.html Mailing List, Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts/2021/10/msg00040.html Mailing List, Third Party Advisory ([email protected])
https://www.debian.org/security/2021/dsa-5018 Third Party Advisory ([email protected])
https://www.tenable.com/security/research/tra-2021-14 Exploit, Third Party Advisory ([email protected])
https://github.com/python-babel/babel/pull/782 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2021/10/msg00018.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts/2021/10/msg00040.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.debian.org/security/2021/dsa-5018 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.tenable.com/security/research/tra-2021-14 Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)