SB2020110424 - Red Hat Enterprise Linux 8 update for file-roller



SB2020110424 - Red Hat Enterprise Linux 8 update for file-roller

Published: November 4, 2020

Security Bulletin ID SB2020110424
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Information disclosure

Breakdown by Severity

Medium 50% Low 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 vulnerabilities.


1) Path traversal (CVE-ID: CVE-2019-16680)

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/U:Clear


The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to the affected software allows a single path traversal sequence to be present in the TAR file name. A remote attacker can send a specially crafted archive and overwrite arbitrary files located one directory above the current file location.


2) Path traversal (CVE-ID: CVE-2020-11736)

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences in "fr-archive-libarchive.c" file. A remote attacker can send a specially crafted HTTP request and read arbitrary files on the system.


Remediation

Install update from vendor's website.