Detections
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CentOS 8 : libyang (CESA-2019:4360)

critical Nessus Plugin ID 145626

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Synopsis

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

Description

The remote CentOS Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the CESA-2019:4360 advisory.

 - libyang: stack-based buffer overflow in make_canonical when bits leaf type is used (CVE-2019-19333)

 - libyang: stack-based buffer overflow in make_canonical when identityref leaf type is used (CVE-2019-19334)

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 libyang package.

See Also

https://access.redhat.com/errata/RHSA-2019:4360

Plugin Details

Severity: Critical

ID: 145626

File Name: centos8_RHSA-2019-4360.nasl

Version: 1.4

Type: local

Agent: unix

Published: 1/29/2021

Updated: 3/23/2021

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2019-19334

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:centos:centos:8, p-cpe:/a:centos:centos:libyang

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

Exploit Ease: No known exploits are available

Patch Publication Date: 12/23/2019

Vulnerability Publication Date: 12/6/2019

Reference Information

CVE: CVE-2019-19333, CVE-2019-19334

RHSA: 2019:4360