RHEL 8 : python-gevent (RHSA-2024:7421)

critical Nessus Plugin ID 207969

Synopsis

The remote Red Hat host is missing a security update for python-gevent.

Description

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2024:7421 advisory.

gevent is a coroutine-based Python networking library that uses greenlet to provide a high-level synchronous API on top of libevent event loop. Features include: * convenient API around greenlets * familiar synchronization primitives (gevent.event, gevent.queue) * socket module that cooperates * WSGI server on top of libevent-http * DNS requests done through libevent-dns * monkey patching utility to get pure Python modules to cooperate

Security Fix(es):

* python-gevent: privilege escalation via a crafted script to the WSGIServer component (CVE-2023-41419)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL python-gevent package based on the guidance in RHSA-2024:7421.

See Also

https://access.redhat.com/security/updates/classification/#important

https://bugzilla.redhat.com/show_bug.cgi?id=2240651

http://www.nessus.org/u?7caa70d0

https://access.redhat.com/errata/RHSA-2024:7421

Plugin Details

Severity: Critical

ID: 207969

File Name: redhat-RHSA-2024-7421.nasl

Version: 1.1

Type: local

Agent: unix

Published: 10/1/2024

Updated: 10/1/2024

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2023-41419

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:python3-gevent, cpe:/o:redhat:rhel_e4s:8.6, cpe:/o:redhat:rhel_aus:8.6, p-cpe:/a:redhat:enterprise_linux:python-gevent, cpe:/o:redhat:rhel_tus:8.6

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/1/2024

Vulnerability Publication Date: 9/25/2023

Reference Information

CVE: CVE-2023-41419

CWE: 269

RHSA: 2024:7421