Unauthorized Data Exposure Vulnerability in GitLab
CVE-2024-8116

5.3MEDIUM

Key Information:

Vendor

Gitlab
Status
Gitlab
Vendor
CVE Published:
16 December 2024

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2024-8116?

CVE-2024-8116 is a high-risk vulnerability affecting GitLab CE/EE across several versions, allowing unauthorized users to exploit a specific GraphQL query. If successfully executed, this vulnerability enables attackers to retrieve sensitive branch names from the GitLab repository under certain conditions, potentially leading to data leakage. The issue has been identified in versions prior to 17.4.6, 17.5.4, and 17.6.2, and it highlights significant implications for access controls and data privacy within affected instances of GitLab.

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Affected Version(s)

GitLab 16.9 < 17.4.6

GitLab 17.5 < 17.5.4

GitLab 17.6 < 17.6.2

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-2024-8116 - Proof of Concept

References

https://gitlab.com/gitlab-org/gitlab/-/issues/480509
issue-trackingpermissions-required
https://hackerone.com/reports/2666216
technical-descriptionexploitpermissions-required

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Thanks [shells3c](https://hackerone.com/shells3c) for reporting this vulnerability through our HackerOne bug bounty program
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