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SUSE SLES12 Security Update : spice-vdagent (SUSE-SU-2021:2766-1)

medium Nessus Plugin ID 152654

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Synopsis

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

Description

The remote SUSE Linux SLES12 / SLES_SAP12 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2021:2766-1 advisory.

 - CVE-2020-25650: memory DoS via arbitrary entries in `active_xfers` hash table (bsc#1177780)
 - CVE-2020-25651: possible file transfer DoS and information leak via `active_xfers` hash map (bsc#1177781)
 - CVE-2020-25652: possibility to exhaust file descriptors in `vdagentd` (bsc#1177782)
 - CVE-2020-25653: UNIX domain socket peer PID retrieved via `SO_PEERCRED` is subject to race condition (bsc#1177783)

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 spice-vdagent package.

See Also

https://bugzilla.suse.com/1177780

https://bugzilla.suse.com/1177781

https://bugzilla.suse.com/1177782

https://bugzilla.suse.com/1177783

https://www.suse.com/security/cve/CVE-2020-25650

https://www.suse.com/security/cve/CVE-2020-25651

https://www.suse.com/security/cve/CVE-2020-25652

https://www.suse.com/security/cve/CVE-2020-25653

http://www.nessus.org/u?33019b27

Plugin Details

Severity: Medium

ID: 152654

File Name: suse_SU-2021-2766-1.nasl

Version: 1.6

Type: Local

Agent: unix

Published: 8/18/2021

Updated: 6/25/2026

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.3

Percentile: 53.04

CVSS v2

Risk Factor: Medium

Base Score: 5.4

Temporal Score: 4.2

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

CVSS Score Source: CVE-2020-25653

CVSS v3

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 5.8

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

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

CVSS Score Source: CVE-2020-25651

Vulnerability Information

CPE: cpe:/o:novell:suse_linux:12, p-cpe:/a:novell:suse_linux:spice-vdagent

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: 8/17/2021

Vulnerability Publication Date: 11/25/2020

Reference Information

CVE: CVE-2020-25650, CVE-2020-25651, CVE-2020-25652, CVE-2020-25653

SuSE: SUSE-SU-2021:2766-1