CVE-2019-15584

View on CVE.org

Published Dec 20, 2019 CVSS 3.1 · 6.5 Medium EPSS 1.2% KEV · Not listed

Description

A denial of service exists in gitlab <v12.3.2, <v12.2.6, and <v12.1.10 that would let an attacker bypass input validation in markdown fields take down the affected page.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

GitLab CE/EE

affected

Version	Status	Constraints
`12.3.2, 12.2.6, and 12.1.10`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:gitlab:gitlab:::::community:::*
	cpe:2.3:a:gitlab:gitlab:::::enterprise:::*
	cpe:2.3:a:gitlab:gitlab:::::community:::*
	cpe:2.3:a:gitlab:gitlab:::::enterprise:::*
	cpe:2.3:a:gitlab:gitlab:::::community:::*
	cpe:2.3:a:gitlab:gitlab:::::enterprise:::*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2019-6552	A denial of service exists in gitlab <v12.3.2, <v12.2.6, and <v12.1.10 that would let an attacker bypass input validation in markdown fields take down the affected page.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: 1.2% (1.198% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://hackerone.com/reports/670572

History

No history.

Subscriptions

Gitlab Gitlab

Weaknesses

CWE-400

Sources

CVE record Updated: Aug 5, 2024, 12:49 AM

Status: PUBLISHED
Assigner: hackerone
Published: Dec 20, 2019, 9:02 PM
Updated: Aug 5, 2024, 12:49 AM
Reserved: Aug 26, 2019, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 2:20 AM

Status: Modified
Published: Dec 20, 2019, 10:15 PM
Modified: Jun 17, 2026, 2:20 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

{"affected": [{"affectedData": [{"product": "GitLab CE/EE", "vendor": "n/a", "versions": [{"status": "affected", "version": "12.3.2, 12.2.6, and 12.1.10"}]}], "source": "support@hackerone.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*", "matchCriteriaId": "AB2637E9-3EAC-4CC2-A614-E6BF2564484B", "versionEndExcluding": "12.1.10", "vulnerable": true}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*", "matchCriteriaId": "308ED5C4-D836-4541-A789-DD76A8C61EE5", "versionEndExcluding": "12.1.10", "vulnerable": true}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*", "matchCriteriaId": "ABCEAA2E-75C8-426B-8EAA-52D3F78FB2A1", "versionEndExcluding": "12.2.6", "versionStartIncluding": "12.2.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*", "matchCriteriaId": "AF5AC653-CE12-4759-B07A-04C20B9EBA7B", "versionEndExcluding": "12.2.6", "versionStartIncluding": "12.2.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*", "matchCriteriaId": "5BB337AA-1FBB-4BEF-9652-F462CEC4BE71", "versionEndExcluding": "12.3.2", "versionStartIncluding": "12.3.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*", "matchCriteriaId": "DB3CF71C-AD05-4866-9629-0DB7E92775C2", "versionEndExcluding": "12.3.2", "versionStartIncluding": "12.3.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A denial of service exists in gitlab <v12.3.2, <v12.2.6, and <v12.1.10 that would let an attacker bypass input validation in markdown fields take down the affected page."}, {"lang": "es", "value": "Se presenta una denegaci\u00f3n de servicio en gitlab versiones anteriores a v12.3.2, versiones anteriores a v12.2.6 y versiones anteriores a v12.1.10, que permitir\u00eda a un atacante omitir la comprobaci\u00f3n de entrada en los campos markdown para suspender la p\u00e1gina afectada."}], "id": "CVE-2019-15584", "lastModified": "2026-06-17T02:20:41.443", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 4.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2019-12-20T22:15:11.473", "references": [{"source": "support@hackerone.com", "tags": ["Exploit", "Third Party Advisory"], "url": "https://hackerone.com/reports/670572"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://hackerone.com/reports/670572"}], "sourceIdentifier": "support@hackerone.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-400"}], "source": "support@hackerone.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-400"}], "source": "nvd@nist.gov", "type": "Primary"}]}