CVE-2017-18897

An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5, when used as an OAuth 2.0 service provider. It mishandles a deny action for a redirection.

CVSS v3 6.1 MEDIUM
CVSS v2.0 5.8 MEDIUM

6.1^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

5.8^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 4.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://mattermost.com/security-updates/	Vendor Advisory
https://mattermost.com/security-updates/	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mattermost:mattermost_server::::::::
	cpe:2.3:a:mattermost:mattermost_server::::::::
	cpe:2.3:a:mattermost:mattermost_server:4.2.0:rc1::::::
	cpe:2.3:a:mattermost:mattermost_server:4.2.0:rc2::::::
	cpe:2.3:a:mattermost:mattermost_server:4.2.0:rc3::::::
	cpe:2.3:a:mattermost:mattermost_server:4.2.0:rc4::::::

History

21 Nov 2024, 03:21

Type	Values Removed	Values Added
References	~~() https://mattermost.com/security-updates/ - Vendor Advisory~~	() https://mattermost.com/security-updates/ - Vendor Advisory

Information

Published : 2020-06-19 19:15

Updated : 2024-11-21 03:21

NVD link : CVE-2017-18897

Mitre link : CVE-2017-18897

CVE.ORG link : CVE-2017-18897

JSON object : View

Products Affected

mattermost

mattermost_server

CWE

CWE-601

URL Redirection to Untrusted Site ('Open Redirect')

{"id": "CVE-2017-18897", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 4.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 6.1, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.7, "exploitabilityScore": 2.8}]}, "published": "2020-06-19T19:15:11.327", "references": [{"url": "https://mattermost.com/security-updates/", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://mattermost.com/security-updates/", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-601"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in Mattermost Server before 4.2.0, 4.1.1, and 4.0.5, when used as an OAuth 2.0 service provider. It mishandles a deny action for a redirection."}, {"lang": "es", "value": "Se detect\u00f3 un problema en Mattermost Server versiones anteriores a 4.2.0, 4.1.1 y 4.0.5, cuando es usado como proveedor de servicios OAuth versi\u00f3n 2.0. Maneja inapropiadamente una acci\u00f3n de denegaci\u00f3n para una redirecci\u00f3n"}], "lastModified": "2024-11-21T03:21:12.497", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8DABD3D9-ABA0-435A-826E-894B85BF330B", "versionEndExcluding": "4.0.5"}, {"criteria": "cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C98DA462-E8C3-4011-995F-1D813670A5F7", "versionEndExcluding": "4.1.1", "versionStartIncluding": "4.1.0"}, {"criteria": "cpe:2.3:a:mattermost:mattermost_server:4.2.0:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DBCAAA7B-C893-48F1-B72C-06101B26EA48"}, {"criteria": "cpe:2.3:a:mattermost:mattermost_server:4.2.0:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7103DBD3-7169-4EF7-8354-122E98FBE442"}, {"criteria": "cpe:2.3:a:mattermost:mattermost_server:4.2.0:rc3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C1F4BE86-1DEE-4730-8CC6-64A05A0C85EA"}, {"criteria": "cpe:2.3:a:mattermost:mattermost_server:4.2.0:rc4:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B725A0DC-8A41-4788-A705-2EE23EE13009"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}