// For flags

CVE-2023-0921

Allocation of Resources Without Limits or Throttling in GitLab

Severity Score

4.3
*CVSS v3.1

Exploit Likelihood

10.5%
*EPSS

Affected Versions

6
*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Track
*SSVC
Descriptions

A lack of length validation in GitLab CE/EE affecting all versions from 8.3 before 15.10.8, 15.11 before 15.11.7, and 16.0 before 16.0.2 allows an authenticated attacker to create a large Issue description via GraphQL which, when repeatedly requested, saturates CPU usage.

*Credits: Thanks [cryptopone](https://hackerone.com/cryptopone) for reporting this vulnerability through our HackerOne bug bounty program
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
Attack Vector
Network
Attack Complexity
Low
Authentication
Single
Confidentiality
None
Integrity
None
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:Track
Exploitation
None
Automatable
No
Tech. Impact
Partial
* Organization's Worst-case Scenario
Timeline
  • 2023-02-20 CVE Reserved
  • 2023-06-06 CVE Published
  • 2025-01-07 CVE Updated
  • 2025-04-09 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-400: Uncontrolled Resource Consumption
  • CWE-770: Allocation of Resources Without Limits or Throttling
CAPEC
References (2)
URL Date SRC
URL Date SRC
Affected Vendors, Products, and Versions (6)