Debian DSA-4817-1 : php-pear - security update

high Nessus Plugin ID 144483

Synopsis

The remote Debian host is missing a security-related update.

Description

Two vulnerabilities were discovered in the PEAR Archive_Tar package for handling tar files in PHP, potentially allowing a remote attacker to execute arbitrary code or overwrite files.

Solution

Upgrade the php-pear packages.

For the stable distribution (buster), these problems have been fixed in version 1:1.10.6+submodules+notgz-1.1+deb10u1.

See Also

https://security-tracker.debian.org/tracker/source-package/php-pear

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=976108

https://packages.debian.org/source/buster/php-pear

https://www.debian.org/security/2020/dsa-4817

Plugin Details

Severity: High

ID: 144483

File Name: debian_DSA-4817.nasl

Version: 1.5

Type: local

Agent: unix

Published: 12/21/2020

Updated: 2/2/2021

Supported Sensors: Frictionless Assessment Agent, Nessus Agent

Risk Information

VPR

Risk Factor: High

Score: 8.4

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.6

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

Temporal Vector: CVSS2#E:F/RL:OF/RC:C

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7.2

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:F/RL:O/RC:C

Vulnerability Information

CPE: cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*, p-cpe:2.3:a:debian:debian_linux:php-pear:*:*:*:*:*:*:*

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 12/19/2020

Vulnerability Publication Date: 11/19/2020

Exploitable With

Metasploit (PEAR Archive_Tar 1.4.10 Arbitrary File Write)

Reference Information

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

DSA: 4817