Detections
Analytics

Ubuntu 18.10 / 19.04 : libvirt vulnerabilities (USN-4021-1)

high Nessus Plugin ID 126066

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Synopsis

The remote Ubuntu host is missing one or more security-related patches.

Description

Daniel P. Berrange discovered that libvirt incorrectly handled socket permissions. A local attacker could possibly use this issue to access libvirt. (CVE-2019-10132)

It was discovered that libvirt incorrectly performed certain permission checks. A remote attacker could possibly use this issue to access the guest agent and cause a denial of service. This issue only affected Ubuntu 19.04. (CVE-2019-3886).

Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the affected libvirt-clients, libvirt-daemon and / or libvirt0 packages.

See Also

https://usn.ubuntu.com/4021-1/

Plugin Details

Severity: High

ID: 126066

File Name: ubuntu_USN-4021-1.nasl

Version: 1.6

Type: local

Agent: unix

Published: 6/20/2019

Updated: 5/15/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.1

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

CVSS Score Source: CVE-2019-10132

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.9

Vector: CVSS:3.0/AV:N/AC:L/PR:L/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:canonical:ubuntu_linux:19.04, p-cpe:/a:canonical:ubuntu_linux:libvirt-clients, cpe:/o:canonical:ubuntu_linux:18.10, p-cpe:/a:canonical:ubuntu_linux:libvirt0, p-cpe:/a:canonical:ubuntu_linux:libvirt-daemon

Required KB Items: Host/cpu, Host/Debian/dpkg-l, Host/Ubuntu, Host/Ubuntu/release

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/19/2019

Vulnerability Publication Date: 4/4/2019

Reference Information

CVE: CVE-2019-10132, CVE-2019-3886

USN: 4021-1