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SUSE SLED15 / SLES15 Security Update : libksba (SUSE-SU-2022:3683-1)

critical Nessus Plugin ID 166420

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Synopsis

The remote SUSE host is missing a security update.

Description

The remote SUSE Linux SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2022:3683-1 advisory.

 - A vulnerability was found in the Libksba library due to an integer overflow within the CRL parser. The vulnerability can be exploited remotely for code execution on the target system by passing specially crafted data to the application, for example, a malicious S/MIME attachment. (CVE-2022-3515)

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 libksba-devel and / or libksba8 packages.

See Also

https://bugzilla.suse.com/1204357

https://www.suse.com/security/cve/CVE-2022-3515

http://www.nessus.org/u?1835f89f

Plugin Details

Severity: Critical

ID: 166420

File Name: suse_SU-2022-3683-1.nasl

Version: 1.9

Type: local

Agent: unix

Published: 10/22/2022

Updated: 7/14/2023

Supported Sensors: Agentless 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: Critical

Base Score: 10

Temporal Score: 7.8

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

CVSS Score Source: CVE-2022-3515

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:libksba-devel, p-cpe:/a:novell:suse_linux:libksba8, cpe:/o:novell:suse_linux:15

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: 10/21/2022

Vulnerability Publication Date: 10/7/2022

Reference Information

CVE: CVE-2022-3515

IAVA: 2023-A-0072

SuSE: SUSE-SU-2022:3683-1