SUSE SLED15 / SLES15 Security Update : python-Pygments (SUSE-SU-2021:3473-1)

high Nessus Plugin ID 154319

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Synopsis

The remote SUSE host is missing a security update.

Description

The remote SUSE Linux SLED15 / SLES15 / SLES_SAP15 host has a package installed that is affected by a vulnerability as referenced in the SUSE-SU-2021:3473-1 advisory.

- An infinite loop in SMLLexer in Pygments versions 1.5 to 2.7.3 may lead to denial of service when performing syntax highlighting of a Standard ML (SML) source file, as demonstrated by input that only contains the exception keyword. (CVE-2021-20270)

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 affected python3-Pygments package.

See Also

https://bugzilla.suse.com/1183169

https://www.suse.com/security/cve/CVE-2021-20270

http://www.nessus.org/u?9b35cf97

Plugin Details

Severity: High

ID: 154319

File Name: suse_SU-2021-3473-1.nasl

Version: 1.4

Type: local

Agent: unix

Published: 10/21/2021

Updated: 7/13/2023

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2021-20270

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:python3-pygments, cpe:/o:novell:suse_linux:15

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

Exploit Ease: No known exploits are available

Patch Publication Date: 10/20/2021

Vulnerability Publication Date: 3/23/2021

Reference Information

CVE: CVE-2021-20270

SuSE: SUSE-SU-2021:3473-1