GitLab Denial of Service Vulnerability Affects Multiple Versions
CVE-2023-6502

6.5MEDIUM

Key Information:

Vendor

Gitlab
Status
Gitlab
Vendor
CVE Published:
23 May 2024

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2023-6502?

A Denial of Service (DoS) condition has been discovered in GitLab CE/EE affecting all versions before 16.10.6, version 16.11 before 16.11.3, and 17.0 before 17.0.1. It is possible for an attacker to cause a denial of service using a crafted wiki page.

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Deploy the Patch

Affected Version(s)

GitLab 0 < 16.10.6

GitLab 16.11 < 16.11.3

GitLab 17.0 < 17.0.1

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-2023-6502 - Proof of Concept

References

https://gitlab.com/gitlab-org/gitlab/-/issues/433534
issue-trackingpermissions-required
https://hackerone.com/reports/2263638
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 `Anonymizer` for reporting this vulnerability through our HackerOne bug bounty program
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