Detections
Analytics

Amazon Linux 2 : php-pear (ALAS-2021-1602)

high Nessus Plugin ID 146626

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Synopsis

The remote Amazon Linux 2 host is missing a security update.

Description

The version of php-pear installed on the remote host is prior to 1.10.12-5. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2021-1602 advisory.

 - Tar.php in Archive_Tar through 1.4.11 allows write operations with Directory Traversal due to inadequate checking of symbolic links, a related issue to CVE-2020-28948. (CVE-2020-36193)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Run 'yum update php-pear' to update your system.

See Also

https://alas.aws.amazon.com/AL2/ALAS-2021-1602.html

https://access.redhat.com/security/cve/CVE-2020-36193

Plugin Details

Severity: High

ID: 146626

File Name: al2_ALAS-2021-1602.nasl

Version: 1.3

Type: local

Agent: unix

Published: 2/19/2021

Updated: 8/29/2022

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.1

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 4.4

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

CVSS Score Source: CVE-2020-36193

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 7.2

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

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

Vulnerability Information

CPE: p-cpe:/a:amazon:linux:php-pear, cpe:/o:amazon:linux:2

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2/17/2021

Vulnerability Publication Date: 1/18/2021

CISA Known Exploited Vulnerability Due Dates: 9/15/2022

Reference Information

CVE: CVE-2020-36193

ALAS: 2021-1602