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AlmaLinux 8 : perl (ALSA-2021:0557)

high Nessus Plugin ID 157520

Synopsis

The remote AlmaLinux host is missing a security update.

Description

The remote AlmaLinux 8 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2021:0557 advisory.

 - regcomp.c in Perl before 5.30.3 allows a buffer overflow via a crafted regular expression because of recursive S_study_chunk calls. (CVE-2020-12723)

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 packages.

See Also

https://errata.almalinux.org/8/ALSA-2021-0557.html

Plugin Details

Severity: High

ID: 157520

File Name: alma_linux_ALSA-2021-0557.nasl

Version: 1.3

Type: local

Published: 2/9/2022

Updated: 2/14/2022

Supported Sensors: 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-2020-12723

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:alma:linux:perl-errno, p-cpe:/a:alma:linux:perl-io, p-cpe:/a:alma:linux:perl-io-zlib, p-cpe:/a:alma:linux:perl-math-complex, p-cpe:/a:alma:linux:perl-interpreter, p-cpe:/a:alma:linux:perl-libs, p-cpe:/a:alma:linux:perl-macros, cpe:/o:alma:linux:8

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

Exploit Ease: No known exploits are available

Patch Publication Date: 2/16/2021

Vulnerability Publication Date: 6/2/2020

Reference Information

CVE: CVE-2020-12723

IAVA: 2020-A-0268