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CVE-2021-42771

Good to know:

Date: October 20, 2021

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.

Language: Python

Severity Score

4.8

Related Resources (10)

Url: https://www.debian.org/security/2021/dsa-5018

Url: https://www.tenable.com/security/research/tra-2021-14

Url: https://nvd.nist.gov/vuln/detail/CVE-2021-42771

Url: https://access.redhat.com/security/cve/CVE-2021-42771

Url: https://security-tracker.debian.org/tracker/CVE-2021-42771

Url: https://github.com/python-babel/babel/pull/782

Url: https://lists.debian.org/debian-lts-announce/2021/10/msg00018.html

Url: https://security.alpinelinux.org/vuln/CVE-2021-42771

Url: https://lists.debian.org/debian-lts/2021/10/msg00040.html

Url: https://www.mend.io/vulnerability-database/CVE-2021-42771

Severity Score

4.8

Weakness Type (CWE)

Path Traversal

CWE-22

Top Fix

Upgrade Version

Upgrade to version Babel - 2.9.1

CVSS v3.1

Base Score:	4.8
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	HIGH
User Interaction (UI):	REQUIRED
Scope (S):	CHANGED
Confidentiality (C):	LOW
Integrity (I):	LOW
Availability (A):	NONE

CVSS v2

Base Score:	4.8
Access Vector (AV):
Access Complexity (AC):
Authentication (AU):
Confidentiality (C):	LOW
Integrity (I):	LOW
Availability (A):	NONE
Additional information:

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