SUSE SLED12 / SLES12 Security Update : binutils (SUSE-SU-2021:3637-1)

high Nessus Plugin ID 155001

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Synopsis

The remote SUSE host is missing a security update.

Description

The remote SUSE Linux SLED12 / SLES12 / SLES_SAP12 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2021:3637-1 advisory.

- A flaw was found in binutils readelf 2.35 program. An attacker who is able to convince a victim using readelf to read a crafted file could trigger a stack buffer overflow, out-of-bounds write of arbitrary data supplied by the attacker. The highest impact of this flaw is to confidentiality, integrity, and availability. (CVE-2021-20294)

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://bugzilla.suse.com/1183909

https://bugzilla.suse.com/1184519

https://bugzilla.suse.com/1188941

https://bugzilla.suse.com/1191473

https://bugzilla.suse.com/1192267

https://www.suse.com/security/cve/CVE-2021-20294

http://www.nessus.org/u?bb32ce39

Plugin Details

Severity: High

ID: 155001

File Name: suse_SU-2021-3637-1.nasl

Version: 1.4

Type: local

Agent: unix

Published: 11/10/2021

Updated: 7/13/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.3

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

CVSS Score Source: CVE-2021-20294

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

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

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

Vulnerability Information

CPE: cpe:/o:novell:suse_linux:12, p-cpe:/a:novell:suse_linux:cross-ppc-binutils, p-cpe:/a:novell:suse_linux:binutils, p-cpe:/a:novell:suse_linux:binutils-devel, p-cpe:/a:novell:suse_linux:libctf0, p-cpe:/a:novell:suse_linux:libctf-nobfd0, p-cpe:/a:novell:suse_linux:binutils-gold, p-cpe:/a:novell:suse_linux:cross-spu-binutils

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/9/2021

Vulnerability Publication Date: 4/29/2021

Reference Information

CVE: CVE-2021-20294

SuSE: SUSE-SU-2021:3637-1