Vulnerability identifier: #VU66467
Vulnerability risk: Medium
CVSSv3.1: 5.5 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-22
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Babel
Web applications /
Modules and components for CMS
Vendor: The Babel Team
Description
The vulnerability allows a remote attacker to user compromise the affected system.
The vulnerability exists due to input validation error when processing directory traversal sequences within the locale .dat files in Babel.Locale. A remote user can load a malicious .dat file containing serialized Python objects and execute arbitrary code on the system.
Mitigation
Install update from vendor's website.
Vulnerable software versions
Babel: 2.0 - 2.9.0
External links
http://www.tenable.com/security/research/tra-2021-14
http://lists.debian.org/debian-lts/2021/10/msg00040.html
http://github.com/python-babel/babel/pull/782
http://lists.debian.org/debian-lts-announce/2021/10/msg00018.html
http://www.debian.org/security/2021/dsa-5018
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.