SB2022120120 - Multiple vulnerabilities in GitLab Community Edition (CE) and Enterprise Edition (EE)

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Main Vulnerability Database SB2022120120

SB2022120120 - Multiple vulnerabilities in GitLab Community Edition (CE) and Enterprise Edition (EE)

Published: December 1, 2022

Security Bulletin ID SB2022120120
Severity
Medium
Patch available
YES
Number of vulnerabilities 5
Exploitation vector Remote access
Highest impact

Breakdown by Severity

Medium 40% Low 60%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 5 secuirty vulnerabilities.


1) Security features bypass (CVE-ID: CVE-2022-4205)

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to the affected application uses a branch with a hexadecimal name. A remote user can override an existing hash.


2) Information disclosure (CVE-ID: CVE-2022-3902)

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

The vulnerability exists due to excessive data output by the application in webhook logs. A remote administrator can unmask webhook secret tokens by reviewing the logs after testing webhooks.


3) Information disclosure (CVE-ID: CVE-2022-4054)

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

The vulnerability exists due to excessive data output by the application. A remote administrator can leak a webhook secret token by changing the webhook URL to an endpoint that allows them to capture request headers.


4) Input validation error (CVE-ID: CVE-2022-3478)

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 within sidekiq background job. A remote user can upload a specially crafted NuGet package and perform a denial of service (DoS) attack.


5) Server-Side Request Forgery (SSRF) (CVE-ID: CVE-2022-4201)

The disclosed vulnerability allows a remote attacker to perform SSRF attacks.

The vulnerability exists due to insufficient validation of user-supplied input. A remote user can send a specially crafted HTTP request and trick the application to initiate requests to arbitrary systems.

Successful exploitation of this vulnerability may allow a remote attacker gain access to sensitive data, located in the local network or send malicious requests to other servers from the vulnerable system.


Remediation

Install update from vendor's website.

References