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openSUSE 16 Security Update : krb5-appl (openSUSE-SU-2026:20374-1)

critical Nessus Plugin ID 303005

Synopsis

The remote openSUSE host is missing a security update.

Description

The remote openSUSE 16 host has packages installed that are affected by a vulnerability as referenced in the openSUSE- SU-2026:20374-1 advisory.

 Changes in krb5-appl:

 - CVE-2026-32746: Remote Pre-Auth Buffer Overflow in GNU Inetutils telnetd LINEMODE (bsc#1259691)

Tenable has extracted the preceding description block directly from the SUSE 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 krb5-appl-clients and / or krb5-appl-servers packages.

See Also

https://bugzilla.suse.com/1259691

https://www.suse.com/security/cve/CVE-2026-32746

Plugin Details

Severity: Critical

ID: 303005

File Name: openSUSE-2026-20374-1.nasl

Version: 1.1

Type: local

Agent: unix

Published: 3/19/2026

Updated: 3/19/2026

Supported Sensors: Continuous Assessment, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Critical

Score: 9.2

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-2026-32746

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

Vulnerability Information

CPE: cpe:/o:novell:opensuse:16.0, p-cpe:/a:novell:opensuse:krb5-appl-clients, p-cpe:/a:novell:opensuse:krb5-appl-servers

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 3/17/2026

Vulnerability Publication Date: 3/13/2026

Reference Information

CVE: CVE-2026-32746