Detections
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EulerOS 2.0 SP8 : PyYAML (EulerOS-SA-2021-1168)

critical Nessus Plugin ID 145771

Synopsis

The remote EulerOS host is missing a security update.

Description

According to the version of the PyYAML packages installed, the EulerOS installation on the remote host is affected by the following vulnerability :

 - YAML is a data serialization format designed for human readability andinteraction with scripting languages.
 PyYAML is a YAML parser andemitter for Python.PyYAML features a complete YAML 1.1 parser,Unicode support,picklesupport,capable extension API,and sensible error messages. PyYAMLsupports s(CVE-2020-14343)

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

Solution

Update the affected PyYAML package.

See Also

http://www.nessus.org/u?7fa783a4

Plugin Details

Severity: Critical

ID: 145771

File Name: EulerOS_SA-2021-1168.nasl

Version: 1.4

Type: local

Published: 2/1/2021

Updated: 10/15/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

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

CVSS Score Source: CVE-2020-14343

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: p-cpe:/a:huawei:euleros:python3-pyyaml, p-cpe:/a:huawei:euleros:python2-pyyaml, cpe:/o:huawei:euleros:2.0, p-cpe:/a:huawei:euleros:pyyaml

Required KB Items: Host/local_checks_enabled, Host/EulerOS/release, Host/EulerOS/rpm-list, Host/EulerOS/sp

Excluded KB Items: Host/EulerOS/uvp_version

Exploit Ease: No known exploits are available

Patch Publication Date: 2/1/2021

Reference Information

CVE: CVE-2020-14343

IAVA: 2021-A-0463