SUSE SLED15 / SLES15 Security Update : openssh (SUSE-SU-2026:2371-1)

medium Nessus Plugin ID 321028

Synopsis

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

Description

The remote SUSE Linux SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2371-1 advisory.

This update for openssh fixes the following issues

- CVE-2026-3497: information disclosure or denial of service due to uninitialized variables (bsc#1259642).
- CVE-2026-35385: a file downloaded by scp may be installed setuid or setgid (bsc#1261427).
- CVE-2026-35388: omitted connection multiplexing confirmation for proxy-mode multiplexing sessions (bsc#1261441).
- CVE-2026-35414: mishandling of authorized_keys principals option (bsc#1261430).
- potential security issue when validating mac (bsc#1264568).

Tenable has extracted the preceding description block directly from the SUSE 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.

Plugin Details

Severity: Medium

ID: 321028

File Name: suse_SU-2026-2371-1.nasl

Version: 1.1

Type: Local

Agent: unix

Family: SuSE Local Security Checks

Published: 6/14/2026

Updated: 6/14/2026

Supported Sensors: Continuous Assessment, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.6

Temporal Score: 5.6

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

CVSS Score Source: CVE-2026-35414

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.1

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

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

CVSS v4

Risk Factor: Medium

Base Score: 6.9

Threat Score: 2.7

Threat Vector: CVSS:4.0/E:U

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

CVSS Score Source: CVE-2026-3497

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:openssh-server, p-cpe:/a:novell:suse_linux:openssh-helpers, p-cpe:/a:novell:suse_linux:openssh-clients, p-cpe:/a:novell:suse_linux:openssh-common, p-cpe:/a:novell:suse_linux:openssh, p-cpe:/a:novell:suse_linux:openssh-fips, p-cpe:/a:novell:suse_linux:openssh-askpass-gnome, p-cpe:/a:novell:suse_linux:openssh-server-config-disallow-rootlogin, cpe:/o:novell:suse_linux:15

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

Exploit Ease: No known exploits are available

Patch Publication Date: 6/11/2026

Vulnerability Publication Date: 3/12/2026

Reference Information

CVE: CVE-2026-3497, CVE-2026-35385, CVE-2026-35388, CVE-2026-35414

IAVA: 2026-A-0296

SuSE: SUSE-SU-2026:2371-1

Detections

Analytics