CVE-2020-15840

In Liferay Portal before 7.3.1, Liferay Portal 6.2 EE, and Liferay DXP 7.2, DXP 7.1 and DXP 7.0, the property 'portlet.resource.id.banned.paths.regexp' can be bypassed with doubled encoded URLs.

CVSS v3 5.3 MEDIUM
CVSS v2.0 5.0 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://issues.liferay.com/browse/LPE-17046	Issue Tracking Vendor Advisory
https://portal.liferay.dev/learn/security/known-vulnerabilities	Vendor Advisory
https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/id/119772204	Vendor Advisory
https://issues.liferay.com/browse/LPE-17046	Issue Tracking Vendor Advisory
https://portal.liferay.dev/learn/security/known-vulnerabilities	Vendor Advisory
https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/id/119772204	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:liferay:digital_experience_platform:7.0:::::::*
	cpe:2.3:a:liferay:digital_experience_platform:7.1:::::::*
	cpe:2.3:a:liferay:digital_experience_platform:7.2:::::::*
	cpe:2.3:a:liferay:liferay_portal::::::::
	cpe:2.3:a:liferay:liferay_portal:6.2:-:::enterprise:::*

History

13 May 2025, 18:17

Type	Values Removed	Values Added
First Time		Liferay digital Experience Platform
CPE	cpe:2.3:a:liferay:dxp:7.0:::::::* cpe:2.3:a:liferay:dxp:7.1:::::::* cpe:2.3:a:liferay:dxp:7.2:::::::*	cpe:2.3:a:liferay:digital_experience_platform:7.2:::::::* cpe:2.3:a:liferay:digital_experience_platform:7.1:::::::* cpe:2.3:a:liferay:digital_experience_platform:7.0:::::::*

Information

Published : 2020-09-24 15:15

Updated : 2025-05-13 18:17

NVD link : CVE-2020-15840

Mitre link : CVE-2020-15840

CVE.ORG link : CVE-2020-15840

JSON object : View

Products Affected

liferay

digital_experience_platform
liferay_portal

CWE

NVD-CWE-noinfo

{"id": "CVE-2020-15840", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 3.9}]}, "published": "2020-09-24T15:15:14.080", "references": [{"url": "https://issues.liferay.com/browse/LPE-17046", "tags": ["Issue Tracking", "Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://portal.liferay.dev/learn/security/known-vulnerabilities", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/id/119772204", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://issues.liferay.com/browse/LPE-17046", "tags": ["Issue Tracking", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://portal.liferay.dev/learn/security/known-vulnerabilities", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://portal.liferay.dev/learn/security/known-vulnerabilities/-/asset_publisher/HbL5mxmVrnXW/content/id/119772204", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "In Liferay Portal before 7.3.1, Liferay Portal 6.2 EE, and Liferay DXP 7.2, DXP 7.1 and DXP 7.0, the property 'portlet.resource.id.banned.paths.regexp' can be bypassed with doubled encoded URLs."}, {"lang": "es", "value": "En Liferay Portal versiones anteriores a 7.3.1, Liferay Portal versi\u00f3n 6.2 EE y Liferay DXP versi\u00f3n 7.2, DXP ??versi\u00f3n 7.1 y DXP versi\u00f3n 7.0, la propiedad \"portlet.resource.id.banned.paths.regexp\" puede ser omitida con unas URL codificadas duplicadas."}], "lastModified": "2025-05-13T18:17:51.450", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:liferay:digital_experience_platform:7.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D503E0C8-32A5-4EF7-80D3-B47BA58FBBA3"}, {"criteria": "cpe:2.3:a:liferay:digital_experience_platform:7.1:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5E153DAE-AA7E-4CDA-95EE-813BDC74FB44"}, {"criteria": "cpe:2.3:a:liferay:digital_experience_platform:7.2:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A2EA51C4-32C3-4B1A-B7D6-BAFA84E75E68"}, {"criteria": "cpe:2.3:a:liferay:liferay_portal:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "73CDC2CC-EE82-4010-88E5-EDC175DA4D47", "versionEndExcluding": "7.3.1"}, {"criteria": "cpe:2.3:a:liferay:liferay_portal:6.2:-:*:*:enterprise:*:*:*", "vulnerable": true, "matchCriteriaId": "45888C16-DD71-4704-8DBF-BEAF9778DFDA"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}