SUSE SLED15 / SLES15 / openSUSE 15 Security Update : openconnect (SUSE-SU-2024:0317-1)

critical Nessus Plugin ID 189956

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Synopsis

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

Description

The remote SUSE Linux SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2024:0317-1 advisory.

- OpenConnect through 8.08 mishandles negative return values from X509_check_ function calls, which might assist attackers in performing man-in-the-middle attacks. (CVE-2020-12105)

- OpenConnect 8.09 has a buffer overflow, causing a denial of service (application crash) or possibly unspecified other impact, via crafted certificate data to get_cert_name in gnutls.c. (CVE-2020-12823)

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: Critical

ID: 189956

File Name: suse_SU-2024-0317-1.nasl

Version: 1.0

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 2/3/2024

Updated: 2/3/2024

Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

CVSS Score Source: CVE-2020-12823

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: p-cpe:/a:novell:suse_linux:liboath-devel, p-cpe:/a:novell:suse_linux:liboath0, p-cpe:/a:novell:suse_linux:libopenconnect5, p-cpe:/a:novell:suse_linux:libpskc-devel, p-cpe:/a:novell:suse_linux:libpskc0, p-cpe:/a:novell:suse_linux:libstoken1, p-cpe:/a:novell:suse_linux:oath-toolkit-xml, p-cpe:/a:novell:suse_linux:openconnect, p-cpe:/a:novell:suse_linux:openconnect-devel, p-cpe:/a:novell:suse_linux:openconnect-lang, p-cpe:/a:novell:suse_linux:stoken-devel, cpe:/o:novell:suse_linux:15

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: 2/2/2024

Vulnerability Publication Date: 4/23/2020

Reference Information

CVE: CVE-2018-20319, CVE-2020-12105, CVE-2020-12823

SuSE: SUSE-SU-2024:0317-1

Detections

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