SB2024072619 - Red Hat Enterprise Linux 9 update for ruby 



SB2024072619 - Red Hat Enterprise Linux 9 update for ruby

Published: July 26, 2024

Security Bulletin ID SB2024072619
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) HTTP response splitting (CVE-ID: CVE-2021-33621)

The vulnerability allows a remote attacker to perform HTTP splitting attacks.

The vulnerability exists due to software does not corrector process CRLF character sequences when handling cookies. A remote attacker can send specially crafted request containing CRLF sequence and make the application to send a split HTTP response.

Successful exploitation of the vulnerability may allow an attacker perform cache poisoning attack.


Remediation

Install update from vendor's website.