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{"affected": [{"affectedData": [{"product": "ikiwiki", "vendor": "ikiwiki", "versions": [{"status": "affected", "version": "before 3.20170111"}]}], "source": "security@debian.org"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:ikiwiki:ikiwiki:*:*:*:*:*:*:*:*", "matchCriteriaId": "2D8DC37A-4530-4DCB-AD78-45C4D020D3BE", "versionEndExcluding": "3.20170111", "vulnerable": true}], "negate": false, "operator": "OR"}]}, {"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*", "matchCriteriaId": "16F59A04-14CF-49E2-9973-645477EA09DA", "vulnerable": true}, {"criteria": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*", "matchCriteriaId": "C11E6FB0-C8C0-4527-9AA0-CB9B316F8F43", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A flaw, similar to to CVE-2016-9646, exists in ikiwiki before 3.20170111, in the passwordauth plugin's use of CGI::FormBuilder, allowing an attacker to bypass authentication via repeated parameters."}, {"lang": "es", "value": "Existe un error similar a CVE-2016-9646 en ikiwiki, en versiones anteriores a la 3.20170111, en el uso del plugin passwordauth de CGI::FormBuilder. Esto permite que un atacante omita la autenticaci\u00f3n mediante par\u00e1metros repetidos."}], "id": "CVE-2017-0356", "lastModified": "2026-06-17T00:57:33.567", "metrics": {"cvssMetricV2": [{"acInsufInfo": true, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 7.5, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0"}, "exploitabilityScore": 10.0, "impactScore": 6.4, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}], "cvssMetricV30": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.0"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2018-04-13T15:29:00.273", "references": [{"source": "security@debian.org", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/95420"}, {"source": "security@debian.org", "tags": ["Vendor Advisory"], "url": "https://ikiwiki.info/security/#cve-2017-0356"}, {"source": "security@debian.org", "tags": ["Exploit", "Third Party Advisory"], "url": "https://marc.info/?l=oss-security&m=148418234314276&w=2"}, {"source": "security@debian.org", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2017/dsa-3760"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory", "VDB Entry"], "url": "http://www.securityfocus.com/bid/95420"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "https://ikiwiki.info/security/#cve-2017-0356"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit", "Third Party Advisory"], "url": "https://marc.info/?l=oss-security&m=148418234314276&w=2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://www.debian.org/security/2017/dsa-3760"}], "sourceIdentifier": "security@debian.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-287"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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