OpenCVE

An issue has been discovered in GitLab CE/EE affecting all versions starting from 8.14 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 AutolinkFilter to the preview_markdown endpoint.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation poc

Automatable yes

Technical Impact partial

Vendors	Products
Gitlab	Gitlab

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.

References

Link	Providers
https://gitlab.com/gitlab-org/gitlab/-/issues/415995
https://hackerone.com/reports/1959727
https://nvd.nist.gov/vuln/detail/CVE-2023-3364
https://www.cve.org/CVERecord?id=CVE-2023-3364

History

Thu, 03 Oct 2024 07:45:00 +0000

Type	Values Removed	Values Added
Weaknesses	CWE-400

Thu, 03 Oct 2024 06:30:00 +0000

Type	Values Removed	Values Added
Title	Uncontrolled Resource Consumption in GitLab	Inefficient Regular Expression Complexity in GitLab

Thu, 19 Sep 2024 02:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Thu, 29 Aug 2024 15:15:00 +0000

Type	Values Removed	Values Added
CPEs		cpe:2.3:a:gitlab:gitlab::::::::

MITRE

Status: PUBLISHED

Assigner: GitLab

Published: 2023-08-01T23:36:00.662Z

Updated: 2024-10-03T06:23:11.502Z

Reserved: 2023-06-22T07:15:42.079Z

Link: CVE-2023-3364

Vulnrichment

Updated: 2024-08-02T06:55:02.657Z

NVD

Status : Modified

Published: 2023-08-02T00:15:18.467

Modified: 2024-11-21T08:17:06.413

Link: CVE-2023-3364

Redhat

Severity : Moderate

Publid Date: 2023-08-02T00:00:00Z

Links: CVE-2023-3364 - Bugzilla

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2023-3364", "assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a", "state": "PUBLISHED", "assignerShortName": "GitLab", "dateReserved": "2023-06-22T07:15:42.079Z", "datePublished": "2023-08-01T23:36:00.662Z", "dateUpdated": "2024-10-03T06:23:11.502Z"}, "containers": {"cna": {"affected": [{"cpes": ["cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"], "defaultStatus": "unaffected", "product": "GitLab", "repo": "git://git@gitlab.com:gitlab-org/gitlab.git", "vendor": "GitLab", "versions": [{"lessThan": "16.0.8", "status": "affected", "version": "8.14", "versionType": "semver"}, {"lessThan": "16.1.3", "status": "affected", "version": "16.1", "versionType": "semver"}, {"lessThan": "16.2.2", "status": "affected", "version": "16.2", "versionType": "semver"}]}], "credits": [{"lang": "en", "type": "finder", "value": "Thanks [ryhmnlfj](https://hackerone.com/ryhmnlfj) for reporting this vulnerability through our HackerOne bug bounty program"}], "descriptions": [{"lang": "en", "value": "An issue has been discovered in GitLab CE/EE affecting all versions starting from 8.14 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 AutolinkFilter to the preview_markdown endpoint."}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-1333", "description": "CWE-1333: Inefficient Regular Expression Complexity", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a", "shortName": "GitLab", "dateUpdated": "2024-10-03T06:23:11.502Z"}, "references": [{"name": "GitLab Issue #415995", "tags": ["issue-tracking"], "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/415995"}, {"name": "HackerOne Bug Bounty Report #1959727", "tags": ["technical-description", "exploit", "permissions-required"], "url": "https://hackerone.com/reports/1959727"}], "solutions": [{"lang": "en", "value": "Upgrade to versions 16.2.2, 16.1.3, 16.0.8 or above."}], "title": "Inefficient Regular Expression Complexity in GitLab"}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T06:55:02.657Z"}, "title": "CVE Program Container", "references": [{"url": "https://gitlab.com/gitlab-org/gitlab/-/issues/415995", "name": "GitLab Issue #415995", "tags": ["issue-tracking", "x_transferred"]}, {"url": "https://hackerone.com/reports/1959727", "name": "HackerOne Bug Bounty Report #1959727", "tags": ["technical-description", "exploit", "x_transferred"]}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-08-30T14:22:23.720889Z", "id": "CVE-2023-3364", "options": [{"Exploitation": "poc"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-08-30T14:22:57.889Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://gitlab.com/gitlab-org/gitlab/-/issues/415995", "name": "GitLab Issue #415995", "tags": ["issue-tracking", "x_transferred"]}, {"url": "https://hackerone.com/reports/1959727", "name": "HackerOne Bug Bounty Report #1959727", "tags": ["technical-description", "exploit", "x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T06:55:02.657Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2023-3364", "role": "CISA Coordinator", "options": [{"Exploitation": "poc"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-08-30T14:22:23.720889Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-08-30T14:22:50.340Z"}}], "cna": {"title": "Inefficient Regular Expression Complexity in GitLab", "credits": [{"lang": "en", "type": "finder", "value": "Thanks [ryhmnlfj](https://hackerone.com/ryhmnlfj) for reporting this vulnerability through our HackerOne bug bounty program"}], "metrics": [{"format": "CVSS", "cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"cpes": ["cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"], "repo": "git://git@gitlab.com:gitlab-org/gitlab.git", "vendor": "GitLab", "product": "GitLab", "versions": [{"status": "affected", "version": "8.14", "lessThan": "16.0.8", "versionType": "semver"}, {"status": "affected", "version": "16.1", "lessThan": "16.1.3", "versionType": "semver"}, {"status": "affected", "version": "16.2", "lessThan": "16.2.2", "versionType": "semver"}], "defaultStatus": "unaffected"}], "solutions": [{"lang": "en", "value": "Upgrade to versions 16.2.2, 16.1.3, 16.0.8 or above."}], "references": [{"url": "https://gitlab.com/gitlab-org/gitlab/-/issues/415995", "name": "GitLab Issue #415995", "tags": ["issue-tracking"]}, {"url": "https://hackerone.com/reports/1959727", "name": "HackerOne Bug Bounty Report #1959727", "tags": ["technical-description", "exploit", "permissions-required"]}], "descriptions": [{"lang": "en", "value": "An issue has been discovered in GitLab CE/EE affecting all versions starting from 8.14 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 AutolinkFilter to the preview_markdown endpoint."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-1333", "description": "CWE-1333: Inefficient Regular Expression Complexity"}]}], "providerMetadata": {"orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a", "shortName": "GitLab", "dateUpdated": "2024-10-03T06:23:11.502Z"}}}, "cveMetadata": {"cveId": "CVE-2023-3364", "state": "PUBLISHED", "dateUpdated": "2024-10-03T06:23:11.502Z", "dateReserved": "2023-06-22T07:15:42.079Z", "assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a", "datePublished": "2023-08-01T23:36:00.662Z", "assignerShortName": "GitLab"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*", "matchCriteriaId": "96C16180-BCE3-49C6-8802-7B4AAA6438EF", "versionEndExcluding": "16.0.8", "versionStartIncluding": "8.14", "vulnerable": true}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*", "matchCriteriaId": "CC5FEFB6-F11C-4BAA-8A53-29B563F0B234", "versionEndExcluding": "16.0.8", "versionStartIncluding": "8.14", "vulnerable": true}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*", "matchCriteriaId": "5866BCA4-7C2D-4808-84FE-310E5D23454F", "versionEndExcluding": "16.1.3", "versionStartIncluding": "16.1", "vulnerable": true}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*", "matchCriteriaId": "F3157827-C742-45E6-B301-AD19559B1990", "versionEndExcluding": "16.1.3", "versionStartIncluding": "16.1", "vulnerable": true}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*", "matchCriteriaId": "B5F4AA39-7E7A-4BF9-BF67-A7317308314A", "versionEndExcluding": "16.2.2", "versionStartIncluding": "16.2", "vulnerable": true}, {"criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*", "matchCriteriaId": "08D3BB71-01AC-47D7-ADD8-9D4EF67E66ED", "versionEndExcluding": "16.2.2", "versionStartIncluding": "16.2", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "An issue has been discovered in GitLab CE/EE affecting all versions starting from 8.14 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 AutolinkFilter to the preview_markdown endpoint."}, {"lang": "es", "value": "Se ha descubierto un problema en GitLab CE/EE que afecta a todas las versiones a partir de la 8.14 antes de la 16.0.8, a todas las versiones a partir de la 16.1 antes de la 16.1.3, a todas las versiones a partir de la 16.2 antes de la 16.2.2. Una Denegaci\u00f3n de Servicio de Expresi\u00f3n Regular era posible a trav\u00e9s del env\u00edo de payloads crafteados que utilizan AutolinkFilter al endpoint preview_markdown.\n"}], "id": "CVE-2023-3364", "lastModified": "2024-11-21T08:17:06.413", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "cve@gitlab.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2023-08-02T00:15:18.467", "references": [{"source": "cve@gitlab.com", "tags": ["Broken Link"], "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/415995"}, {"source": "cve@gitlab.com", "tags": ["Permissions Required"], "url": "https://hackerone.com/reports/1959727"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Broken Link"], "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/415995"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Permissions Required"], "url": "https://hackerone.com/reports/1959727"}], "sourceIdentifier": "cve@gitlab.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-1333"}], "source": "cve@gitlab.com", "type": "Secondary"}, {"description": [{"lang": "en", "value": "CWE-1333"}], "source": "nvd@nist.gov", "type": "Primary"}]}