Detections
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CentOS 8 : php:7.4 (CESA-2022:6542)

high Nessus Plugin ID 165202

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Synopsis

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

Description

The remote CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CESA-2022:6542 advisory.

 - Archive_Tar: allows an unserialization attack because phar: is blocked but PHAR: is not blocked (CVE-2020-28948)

 - Archive_Tar: improper filename sanitization leads to file overwrites (CVE-2020-28949)

 - Archive_Tar: directory traversal due to inadequate checking of symbolic links (CVE-2020-36193)

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 packages.

See Also

https://access.redhat.com/errata/RHSA-2022:6542

Plugin Details

Severity: High

ID: 165202

File Name: centos8_RHSA-2022-6542.nasl

Version: 1.4

Type: local

Agent: unix

Published: 9/15/2022

Updated: 2/8/2023

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

Risk Information

VPR

Risk Factor: High

Score: 8.4

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.9

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

CVSS Score Source: CVE-2020-28949

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7.5

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

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

Vulnerability Information

CPE: cpe:/o:centos:centos:8-stream, p-cpe:/a:centos:centos:php-pecl-rrd, p-cpe:/a:centos:centos:php-pecl-apcu-devel, p-cpe:/a:centos:centos:libzip, p-cpe:/a:centos:centos:php-pear, p-cpe:/a:centos:centos:php-pecl-xdebug, p-cpe:/a:centos:centos:libzip-devel, p-cpe:/a:centos:centos:php-pecl-apcu, p-cpe:/a:centos:centos:php-pecl-zip, p-cpe:/a:centos:centos:libzip-tools, p-cpe:/a:centos:centos:apcu-panel

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/15/2022

Vulnerability Publication Date: 11/19/2020

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

Exploitable With

Metasploit (PEAR Archive_Tar 1.4.10 Arbitrary File Write)

Reference Information

CVE: CVE-2020-28948, CVE-2020-28949, CVE-2020-36193

RHSA: 2022:6542