Detections
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MiracleLinux 8 : openssh-8.0p1-30.el8_10 (AXSA:2026-1438:07)

medium Nessus Plugin ID 331872

Synopsis

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

Description

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-1438:07 advisory.

 * openssh: Local MITM of X11 forwarding via abstract UNIX socket pre-binding in Asianux Server OpenSSH client versions (CVE-2026-55655)
 * openssh: Double free in Asianux Server versions of OpenSSH DH-GEX client path during FIPS known-group validation leads to client-side denial of service (CVE-2026-55653)

Tenable has extracted the preceding description block directly from the MiracleLinux 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 packages.

See Also

https://tsn.miraclelinux.com/en/node/24263

Plugin Details

Severity: Medium

ID: 331872

File Name: miracle_linux_AXSA-2026-1438.nasl

Version: 1.1

Type: Local

Published: 8/4/2026

Updated: 8/4/2026

Supported Sensors: Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.5

Percentile: 51.86

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: Medium

Base Score: 5.6

Temporal Score: 4.4

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

CVSS Score Source: CVE-2026-55655

CVSS v3

Risk Factor: Medium

Base Score: 6.1

Temporal Score: 5.5

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

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

Vulnerability Information

CPE: cpe:/o:miracle:linux:8, p-cpe:/a:miracle:linux:openssh-askpass, p-cpe:/a:miracle:linux:openssh-cavs, p-cpe:/a:miracle:linux:openssh-clients, p-cpe:/a:miracle:linux:openssh-keycat, p-cpe:/a:miracle:linux:openssh-ldap, p-cpe:/a:miracle:linux:openssh-server, p-cpe:/a:miracle:linux:openssh, p-cpe:/a:miracle:linux:pam_ssh_agent_auth

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 8/4/2026

Vulnerability Publication Date: 6/23/2026

Reference Information

CVE: CVE-2026-55653, CVE-2026-55655