CVE-2023-3994

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Source
https://cve.org/CVERecord?id=CVE-2023-3994
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-3994.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2023-3994
Aliases
Downstream
Published
2023-08-02T00:06:50.342Z
Modified
2026-04-10T05:00:33.106018Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
Inefficient Regular Expression Complexity in GitLab
Details

An issue has been discovered in GitLab CE/EE affecting all versions starting from 9.3 before 16.0.8, all versions starting from 16.1 before 16.1.3, all versions starting from 16.2 before 16.2.2. A Regular Expression Denial of Service was possible via sending crafted payloads which use ProjectReferenceFilter to the preview_markdown endpoint.

Database specific 
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/3xxx/CVE-2023-3994.json",
    "cna_assigner": "GitLab",
    "cwe_ids": [
        "CWE-1333"
    ]
}
References

Affected packages

Git / gitlab.com/gitlab-org/gitlab

Affected ranges

Type
GIT
Repo
https://gitlab.com/gitlab-org/gitlab
Events
Introduced
53f18d8326e26304f6df0996c615ca72b6a85e5b
Fixed
b989ef135498a860c86648c76637bb14442da7c5
Database specific 
{
    "versions": [
        {
            "introduced": "9.3"
        },
        {
            "fixed": "16.0.8"
        }
    ]
}
Type
GIT
Repo
https://gitlab.com/gitlab-org/gitlab
Events
Introduced
4961ad113f3afe23965ac12285eaab31315ab0c6
Fixed
6bcf60f9a21c6f86f2f4760b7055919a3d33ce62
Database specific 
{
    "versions": [
        {
            "introduced": "16.1"
        },
        {
            "fixed": "16.1.3"
        }
    ]
}
Type
GIT
Repo
https://gitlab.com/gitlab-org/gitlab
Events
Introduced
3adc0fe6e7c163bedd7faa5f0c4d1e5fbb6bf3c5
Fixed
2e273e251efba974e60d7c2e73df2dc30b89a816
Database specific 
{
    "versions": [
        {
            "introduced": "16.2"
        },
        {
            "fixed": "16.2.2"
        }
    ]
}

Affected versions

v16.*
v16.1.0-ee
v16.2.0-ee
v16.2.1-ee

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-3994.json"