CVE-2020-15906

tiki-login.php in Tiki before 21.2 sets the admin password to a blank value after 50 invalid login attempts.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3.0 : CRITICAL

V3 Legend

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

V2 Legend

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
http://packetstormsecurity.com/files/159663/Tiki-Wiki-CMS-Groupware-21.1-Authentication-Bypass.html	Exploit Third Party Advisory VDB Entry
https://info.tiki.org/article473-Security-Releases-of-all-Tiki-versions-since-16-3	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:tiki:tiki:*:*:*:*:*:*:*:*

Information

Published : 2020-10-22 11:15

Updated : 2020-11-02 17:34

NVD link : CVE-2020-15906

Mitre link : CVE-2020-15906

JSON object : View

CWE

CWE-307

Improper Restriction of Excessive Authentication Attempts

Products Affected

tiki

tiki

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "http://packetstormsecurity.com/files/159663/Tiki-Wiki-CMS-Groupware-21.1-Authentication-Bypass.html", "name": "http://packetstormsecurity.com/files/159663/Tiki-Wiki-CMS-Groupware-21.1-Authentication-Bypass.html", "tags": ["Exploit", "Third Party Advisory", "VDB Entry"], "refsource": "MISC"}, {"url": "https://info.tiki.org/article473-Security-Releases-of-all-Tiki-versions-since-16-3", "name": "https://info.tiki.org/article473-Security-Releases-of-all-Tiki-versions-since-16-3", "tags": ["Patch", "Vendor Advisory"], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "tiki-login.php in Tiki before 21.2 sets the admin password to a blank value after 50 invalid login attempts."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-307"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2020-15906", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"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"}, "severity": "HIGH", "acInsufInfo": false, "impactScore": 6.4, "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"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}}, "publishedDate": "2020-10-22T18:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:tiki:tiki:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "21.2", "versionStartIncluding": "16.3"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2020-11-03T01:34Z"}

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