CVE-2021-40098

An issue was discovered in Concrete CMS through 8.5.5. Path Traversal leading to RCE via external form by adding a regular expression.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://documentation.concretecms.org/developers/introduction/version-history/856-release-notes	Release Notes Vendor Advisory
https://hackerone.com/reports/1102080	Permissions Required Third Party Advisory
https://documentation.concretecms.org/developers/introduction/version-history/856-release-notes	Release Notes Vendor Advisory
https://hackerone.com/reports/1102080	Permissions Required Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:concretecms:concrete_cms:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2021-09-27 12:15

Updated : 2024-11-21 06:23

NVD link : CVE-2021-40098

Mitre link : CVE-2021-40098

CVE.ORG link : CVE-2021-40098

JSON object : View

Products Affected

concretecms

concrete_cms

CWE

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

{"id": "CVE-2021-40098", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "HIGH", "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": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2021-09-27T12:15:08.007", "references": [{"url": "https://documentation.concretecms.org/developers/introduction/version-history/856-release-notes", "tags": ["Release Notes", "Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://hackerone.com/reports/1102080", "tags": ["Permissions Required", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://documentation.concretecms.org/developers/introduction/version-history/856-release-notes", "tags": ["Release Notes", "Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}, {"url": "https://hackerone.com/reports/1102080", "tags": ["Permissions Required", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-22"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in Concrete CMS through 8.5.5. Path Traversal leading to RCE via external form by adding a regular expression."}, {"lang": "es", "value": "Se ha detectado un problema en Concrete CMS versiones hasta 8.5.5. Un Salto de Ruta conlleva a RCE por medio de una forma externa al a\u00f1adir una expresi\u00f3n regular"}], "lastModified": "2024-11-21T06:23:33.397", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:concretecms:concrete_cms:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D32443F7-F512-425B-B473-0D22A905BAD4", "versionEndIncluding": "8.5.5"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}