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SUSE SLED12 / SLES12 Security Update : libcares2 (SUSE-SU-2023:2477-1)

medium Nessus Plugin ID 177101

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Synopsis

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

Description

The remote SUSE Linux SLED12 / SLED_SAP12 / SLES12 / SLES_SAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:2477-1 advisory.

 - CVE-2023-32067: Fixed a denial of service that could be triggered by a 0-byte UDP payload (bsc#1211604).
 - CVE-2023-31147: Fixed an insufficient randomness in generation of DNS query IDs (bsc#1211605).
 - CVE-2023-31130: Fixed a buffer underflow when configuring specific IPv6 addresses (bsc#1211606).
 - CVE-2023-31124: Fixed a build issue when cross-compiling that could lead to insufficient randomness (bsc#1211607).

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected libcares-devel, libcares2 and / or libcares2-32bit packages.

See Also

https://bugzilla.suse.com/1211604

https://bugzilla.suse.com/1211605

https://bugzilla.suse.com/1211606

https://bugzilla.suse.com/1211607

https://www.suse.com/security/cve/CVE-2023-31124

https://www.suse.com/security/cve/CVE-2023-31130

https://www.suse.com/security/cve/CVE-2023-31147

https://www.suse.com/security/cve/CVE-2023-32067

http://www.nessus.org/u?ff78d627

Plugin Details

Severity: Medium

ID: 177101

File Name: suse_SU-2023-2477-1.nasl

Version: 1.3

Type: Local

Agent: unix

Published: 6/12/2023

Updated: 6/26/2026

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 4.7

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

CVSS Score Source: CVE-2023-31147

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

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

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

Vulnerability Information

CPE: cpe:/o:novell:suse_linux:12, p-cpe:/a:novell:suse_linux:libcares-devel, p-cpe:/a:novell:suse_linux:libcares2-32bit, p-cpe:/a:novell:suse_linux:libcares2

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: 6/9/2023

Vulnerability Publication Date: 5/24/2023

Reference Information

CVE: CVE-2023-31124, CVE-2023-31130, CVE-2023-31147, CVE-2023-32067

SuSE: SUSE-SU-2023:2477-1