SB2022022801 - Multiple vulnerabilities in GitLab Community Edition (CE) and Enterprise Edition (EE)



SB2022022801 - Multiple vulnerabilities in GitLab Community Edition (CE) and Enterprise Edition (EE)

Published: February 28, 2022 Updated: July 23, 2023

Security Bulletin ID SB2022022801
Severity
Medium
Patch available
YES
Number of vulnerabilities 7
Exploitation vector Remote access
Highest impact Information disclosure

Breakdown by Severity

Medium 57% Low 43%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 7 secuirty vulnerabilities.


1) Information disclosure (CVE-ID: CVE-2022-0735)

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application. A remote user can steal runner registration tokens through an information disclosure issue using quick actions commands.


2) Improper access control (CVE-ID: CVE-2022-0549)

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions. A remote user can add other users to groups even if that is not possible to do through the Web UI.


3) Improper access control (CVE-ID: CVE-2022-0751)

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to inaccurate display of Snippet files containing special characters. A remote user can create Snippets with misleading content.


4) Information disclosure (CVE-ID: CVE-2022-0741)

The vulnerability allows a remote user to gain access to potentially sensitive information.

The vulnerability exists due to improper input validation. A remote administrator can steal environment variables via specially crafted email addresses.


5) Information disclosure (CVE-ID: CVE-2021-4191)

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application in the GraphQL API. A remote attacker can gain unauthorized access to sensitive information on the system.


6) Information disclosure (CVE-ID: CVE-2022-0738)

The vulnerability allows a remote user to gain access to potentially sensitive information.

The vulnerability exists due to adding a pull mirror with SSH credentials can leak password. A remote administrator can gain unauthorized access to sensitive information on the system.


7) Input validation error (CVE-ID: CVE-2022-0489)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in the user comments. A remote user can use the math feature with a specific formula and perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.