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Test ID:1.3.6.1.4.1.25623.1.0.148870
Category:Privilege escalation
Title:Python Privilege Escalation Vulnerability (Sep 2022) - Linux
Summary:Python is prone to a local privilege escalation vulnerability.
Description:Summary:
Python is prone to a local privilege escalation vulnerability.

Vulnerability Insight:
Python on Linux allows local privilege escalation in a
non-default configuration. The Python multiprocessing library, when used with the forkserver
start method on Linux, allows pickles to be deserialized from any user in the same machine local
network namespace, which in many system configurations means any user on the same machine.
Pickles can execute arbitrary code. Thus, this allows for local user privilege escalation to the
user that any forkserver process is running as.

Affected Software/OS:
Python version 3.9.x and 3.10.x.

Solution:
Update to version 3.11.0 or later.

CVSS Score:
6.8

CVSS Vector:
AV:L/AC:L/Au:S/C:C/I:C/A:C

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2022-42919
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VCRKBB5Y5EWTJUNC7LK665WO64DDXSTN/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PI5DYIED6U26BGX5IRZWNCP6TY4M2ZGZ/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/P2LHWWEI5OBQ6RELULMVU6KMDYG4WZXH/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XX6LLAXGZVZ327REY6MDZRMMP47LJ53P/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FKGCQPIVHEAIJ77R3RSNSQWYBUDVWDKU/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/R6KGIRHSENZ4QAB234Z36HVIDTRJ3MFI/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RDK3ZZBRYFO47ET3N4BNTKVXN47U6ICY/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QLUGZSEAO3MBWGKCUSMKQIRYJZKJCIOB/
https://security.gentoo.org/glsa/202305-02
https://github.com/python/cpython/issues/97514
https://github.com/python/cpython/issues/97514#issuecomment-1310277840
CopyrightCopyright (C) 2022 Greenbone AG

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