Check Point Advisories

PEAR Archive Tar Insecure Deserialization Code Execution (CVE-2020-28948)

Check Point Reference: CPAI-2020-3601
Date Published: 18 Oct 2022
Severity: High
Last Updated: Thursday 30 November, 2023
Source:
Industry Reference:CVE-2020-28948
Protection Provided by:

Security Gateway
R81, R80, R77, R75
Who is Vulnerable? PEAR Archive_Tar prior to 1.4.11
Vulnerability Description An insecure deserialization vulnerability exists in the PEAR Archive_Tar module. The vulnerability is due to improper validation of file names inside TAR files. A remote attacker can exploit this vulnerability by sending malicious TAR files to the applications which are using PEAR Archive_Tar module.

Protection Overview

This protection detects attempts to exploit this vulnerability.

In order for the protection to be activated, update your Security Gateway product to the latest IPS update. For information on how to update IPS, go to SBP-2006-05, click on Protection tab and select the version of your choice.

Security Gateway R81 / R80 / R77 / R75

  1. In the IPS tab, click Protections and find the PEAR Archive Tar Insecure Deserialization Code Execution (CVE-2020-28948) protection using the Search tool and Edit the protection's settings.
  2. Install policy on all Security Gateways.

This protection's log will contain the following information:

Attack Name:  Content Protection Violation.
Attack Information:  PEAR Archive Tar Insecure Deserialization Code Execution (CVE-2020-28948)

×
  Feedback
This website uses cookies for its functionality and for analytics and marketing purposes. By continuing to use this website, you agree to the use of cookies. For more information, please read our Cookies Notice.
OK