Detections
Analytics

Scientific Linux Security Update : perl on SL7.x i686/x86_64 (2021:0343)

high Nessus Plugin ID 146065

Language:

Synopsis

The remote Scientific Linux host is missing one or more security updates.

Description

The remote Scientific Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the SLSA-2021:0343-1 advisory.

 - perl: heap-based buffer overflow in regular expression compiler leads to DoS (CVE-2020-10543)

 - perl: corruption of intermediate language state of compiled regular expression due to integer overflow leads to DoS (CVE-2020-10878)

 - perl: corruption of intermediate language state of compiled regular expression due to recursive S_study_chunk() calls leads to DoS (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://www.scientificlinux.org/category/sl-errata/slsa-20210343-1

Plugin Details

Severity: High

ID: 146065

File Name: sl_20210202_perl_on_SL7_x.nasl

Version: 1.4

Type: local

Agent: unix

Published: 2/2/2021

Updated: 12/5/2022

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2020-10878

CVSS v3

Risk Factor: High

Base Score: 8.6

Temporal Score: 7.5

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

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

Vulnerability Information

CPE: cpe:/o:fermilab:scientific_linux, p-cpe:/a:fermilab:scientific_linux:perl-devel, p-cpe:/a:fermilab:scientific_linux:perl-pod-escapes, p-cpe:/a:fermilab:scientific_linux:perl-macros, p-cpe:/a:fermilab:scientific_linux:perl-tests, p-cpe:/a:fermilab:scientific_linux:perl-debuginfo, p-cpe:/a:fermilab:scientific_linux:perl-io-zlib, p-cpe:/a:fermilab:scientific_linux:perl-extutils-cbuilder, p-cpe:/a:fermilab:scientific_linux:perl-cpan, p-cpe:/a:fermilab:scientific_linux:perl-module-loaded, p-cpe:/a:fermilab:scientific_linux:perl-object-accessor, p-cpe:/a:fermilab:scientific_linux:perl-libs, p-cpe:/a:fermilab:scientific_linux:perl, p-cpe:/a:fermilab:scientific_linux:perl-locale-maketext-simple, p-cpe:/a:fermilab:scientific_linux:perl-time-piece, p-cpe:/a:fermilab:scientific_linux:perl-extutils-embed, p-cpe:/a:fermilab:scientific_linux:perl-extutils-install, p-cpe:/a:fermilab:scientific_linux:perl-package-constants, p-cpe:/a:fermilab:scientific_linux:perl-core, p-cpe:/a:fermilab:scientific_linux:perl-module-corelist

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

Exploit Ease: No known exploits are available

Patch Publication Date: 2/2/2021

Vulnerability Publication Date: 6/5/2020

Reference Information

CVE: CVE-2020-10543, CVE-2020-10878, CVE-2020-12723