Detections
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CentOS 8 : libssh (CESA-2022:2031)

medium Nessus Plugin ID 160923

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Synopsis

The remote CentOS host is missing a security update.

Description

The remote CentOS Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CESA-2022:2031 advisory.

 - libssh: possible heap-based buffer overflow when rekeying (CVE-2021-3634)

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 libssh, libssh-config and / or libssh-devel packages.

See Also

https://access.redhat.com/errata/RHSA-2022:2031

Plugin Details

Severity: Medium

ID: 160923

File Name: centos8_RHSA-2022-2031.nasl

Version: 1.3

Type: local

Agent: unix

Published: 5/10/2022

Updated: 10/6/2023

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4

Temporal Score: 3

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

CVSS Score Source: CVE-2021-3634

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.7

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

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

Vulnerability Information

CPE: cpe:/o:centos:centos:8-stream, p-cpe:/a:centos:centos:libssh-devel, p-cpe:/a:centos:centos:libssh-config, p-cpe:/a:centos:centos:libssh

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

Exploit Ease: No known exploits are available

Patch Publication Date: 5/10/2022

Vulnerability Publication Date: 8/31/2021

Reference Information

CVE: CVE-2021-3634

IAVA: 2022-A-0041-S

RHSA: 2022:2031