SUSE SLED15 / SLES15 Security Update : perl (SUSE-SU-2020:1682-2)

high Nessus Plugin ID 138277

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Synopsis

The remote SUSE host is missing one or more security updates.

Description

This update for perl fixes the following issues :

CVE-2020-10543: Fixed a heap buffer overflow in regular expression compiler which could have allowed overwriting of allocated memory with attacker's data (bsc#1171863).

CVE-2020-10878: Fixed multiple integer overflows which could have allowed the insertion of instructions into the compiled form of Perl regular expression (bsc#1171864).

CVE-2020-12723: Fixed an attacker's corruption of the intermediate language state of a compiled regular expression (bsc#1171866).

Fixed a bad warning in features.ph (bsc#1172348).

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or 'zypper patch'.

Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP1 :

zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP1-2020-1682=1

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1171863

https://bugzilla.suse.com/show_bug.cgi?id=1171864

https://bugzilla.suse.com/show_bug.cgi?id=1171866

https://bugzilla.suse.com/show_bug.cgi?id=1172348

https://www.suse.com/security/cve/CVE-2020-10543/

https://www.suse.com/security/cve/CVE-2020-10878/

https://www.suse.com/security/cve/CVE-2020-12723/

http://www.nessus.org/u?7e1767e3

Plugin Details

Severity: High

ID: 138277

File Name: suse_SU-2020-1682-2.nasl

Version: 1.3

Type: local

Agent: unix

Published: 7/9/2020

Updated: 12/7/2020

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.2

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

Temporal Vector: E:U/RL:OF/RC:C

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: E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:perl, p-cpe:/a:novell:suse_linux:perl-32bit-debuginfo, p-cpe:/a:novell:suse_linux:perl-debugsource, 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: 7/7/2020

Vulnerability Publication Date: 6/5/2020

Reference Information

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