SUSE SLED12 / SLES12 Security Update : spice (SUSE-SU-2021:1906-1)

medium Nessus Plugin ID 150403

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Synopsis

The remote SUSE host is missing a security update.

Description

The remote SUSE Linux SLED12 / SLES12 / SLES_SAP12 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2021:1906-1 advisory.

- A flaw was found in spice in versions before 0.14.92. A DoS tool might make it easier for remote attackers to cause a denial of service (CPU consumption) by performing many renegotiations within a single connection. (CVE-2021-20201)

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 libspice-server-devel and / or libspice-server1 packages.

See Also

https://bugzilla.suse.com/1181686

https://www.suse.com/security/cve/CVE-2021-20201

http://www.nessus.org/u?fc69b58d

Plugin Details

Severity: Medium

ID: 150403

File Name: suse_SU-2021-1906-1.nasl

Version: 1.5

Type: local

Agent: unix

Published: 6/9/2021

Updated: 7/13/2023

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

Risk Information

VPR

Risk Factor: Low

Score: 2.2

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

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

CVSS Score Source: CVE-2021-20201

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.8

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

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

Vulnerability Information

CPE: cpe:/o:novell:suse_linux:12, p-cpe:/a:novell:suse_linux:libspice-server1, p-cpe:/a:novell:suse_linux:libspice-server-devel

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: 6/8/2021

Vulnerability Publication Date: 5/18/2021

Reference Information

CVE: CVE-2021-20201

SuSE: SUSE-SU-2021:1906-1