External Service Interaction Vulnerability in GitLab EE
CVE-2024-9870

8.8HIGH

Key Information:

Vendor

Gitlab
Status
Gitlab
Vendor
CVE Published:
12 February 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2024-9870?

An external service interaction vulnerability in GitLab EE enables attackers to exploit improper security controls, leading to the potential for unauthorized requests being sent from the GitLab server to unintended external services. This could lead to sensitive data exposure and unauthorized actions across connected services, impacting overall system integrity. Various versions from 15.11 up to 17.8.1 are affected, making it critical for administrators to apply available patches and mitigations promptly.

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Deploy the Patch

Affected Version(s)

GitLab 15.11 < 17.6.5

GitLab 17.7 < 17.7.4

GitLab 17.8 < 17.8.2

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-2024-9870 - Proof of Concept

References

https://gitlab.com/gitlab-org/gitlab/-/issues/498911
issue-trackingpermissions-required
https://hackerone.com/reports/2734142
technical-descriptionexploitpermissions-required

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
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 [retr02332](https://hackerone.com/retr02332) for reporting this vulnerability through our HackerOne bug bounty program
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