Banzai Pipeline Vulnerabilities Lead to Resource Exhaustion in GitLab
CVE-2024-5423

6.5MEDIUM

Key Information:

Vendor
Gitlab
Status
Gitlab
Vendor
CVE Published:
8 August 2024

Badges

👾 Exploit Exists🟡 Public PoC

Summary

Multiple Denial of Service (DoS) conditions has been discovered in GitLab CE/EE affecting all versions starting from 1.0 prior to 17.0.6, starting from 17.1 prior to 17.1.4, and starting from 17.2 prior to 17.2.2 which allowed an attacker to cause resource exhaustion via banzai pipeline.

Affected Version(s)

GitLab 1 < 17.0.6

GitLab 17.1 < 17.1.4

GitLab 17.2 < 17.2.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2024-5423 - Proof of Concept

References

https://gitlab.com/gitlab-org/gitlab/-/issues/463807
issue-trackingpermissions-required
https://hackerone.com/reports/2518563
technical-descriptionexploitpermissions-required

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Thanks [joaxcar](https://hackerone.com/joaxcar) for reporting this vulnerability through our HackerOne bug bounty program
.