Detections
Analytics

Oracle Linux 8 : libssh (ELSA-2023-3839)

medium Nessus Plugin ID 177773

Language:

Synopsis

The remote Oracle Linux host is missing one or more security updates.

Description

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2023-3839 advisory.

 - Fix NULL dereference during rekeying with algorithm guessing GHSL-2023-032 / CVE-2023-1667
 - Fix possible authentication bypass GHSL 2023-085 / CVE-2023-2283

Tenable has extracted the preceding description block directly from the Oracle Linux 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 libssh, libssh-config and / or libssh-devel packages.

See Also

https://linux.oracle.com/errata/ELSA-2023-3839.html

Plugin Details

Severity: Medium

ID: 177773

File Name: oraclelinux_ELSA-2023-3839.nasl

Version: 1.5

Type: local

Agent: unix

Published: 6/29/2023

Updated: 11/2/2024

Supported Sensors: Continuous Assessment, Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 5

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

CVSS Score Source: CVE-2023-2283

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.9

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:P/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:oracle:linux:8::baseos_latest, p-cpe:/a:oracle:linux:libssh-config, p-cpe:/a:oracle:linux:libssh, cpe:/o:oracle:linux:8, cpe:/o:oracle:linux:8:8:baseos_patch, cpe:/a:oracle:linux:8::appstream, p-cpe:/a:oracle:linux:libssh-devel

Required KB Items: Host/OracleLinux, Host/RedHat/release, Host/RedHat/rpm-list, Host/local_checks_enabled

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/29/2023

Vulnerability Publication Date: 5/15/2023

Reference Information

CVE: CVE-2023-1667, CVE-2023-2283

IAVA: 2023-A-0517-S