Detections
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Oracle Linux 7 : openssh (ELSA-2023-4382)

critical Nessus Plugin ID 179241

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Synopsis

The remote Oracle Linux host is missing a security update.

Description

The remote Oracle Linux 7 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2023-4382 advisory.

 [7.4p1-23.0.1]
 - enlarge format buffer size for certificate serial number so the log message can record any 64-bit integer without truncation (openssh bz#3012) [Orabug: 30448895]

 [7.4p1-23 + 0.10.3-2]
 - Avoid remote code execution in ssh-agent PKCS#11 support Resolves: CVE-2023-38408

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

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://linux.oracle.com/errata/ELSA-2023-4382.html

Plugin Details

Severity: Critical

ID: 179241

File Name: oraclelinux_ELSA-2023-4382.nasl

Version: 1.3

Type: local

Agent: unix

Published: 8/2/2023

Updated: 10/23/2024

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Continuous Assessment, 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-2023-38408

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

CVSS v4

Risk Factor: Critical

Base Score: 9.3

Threat Score: 8.9

Threat Vector: CVSS:4.0/E:P

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:openssh-askpass, p-cpe:/a:oracle:linux:openssh-server-sysvinit, p-cpe:/a:oracle:linux:openssh-clients, p-cpe:/a:oracle:linux:pam_ssh_agent_auth, cpe:/o:oracle:linux:7, cpe:/a:oracle:linux:7::latest, p-cpe:/a:oracle:linux:openssh-ldap, p-cpe:/a:oracle:linux:openssh, cpe:/a:oracle:linux:7::optional_latest, p-cpe:/a:oracle:linux:openssh-cavs, p-cpe:/a:oracle:linux:openssh-keycat, cpe:/a:oracle:linux:7:9:patch, p-cpe:/a:oracle:linux:openssh-server

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 8/2/2023

Vulnerability Publication Date: 7/20/2023

Reference Information

CVE: CVE-2023-38408

IAVA: 2023-A-0377-S