{"api_version":"1","generated_at":"2026-04-23T08:37:23+00:00","cve":"CVE-2017-11667","urls":{"html":"https://cve.report/CVE-2017-11667","api":"https://cve.report/api/cve/CVE-2017-11667.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2017-11667","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2017-11667"},"summary":{"title":"CVE-2017-11667","description":"OpenProject before 6.1.6 and 7.x before 7.0.3 mishandles session expiry, which allows remote attackers to perform APIv3 requests indefinitely by leveraging a hijacked session.","state":"PUBLIC","assigner":"cve@mitre.org","published_at":"2017-07-26 20:29:00","updated_at":"2019-10-03 00:03:00"},"problem_types":["CWE-613"],"metrics":[],"references":[{"url":"https://www.openproject.org/openproject-7-0-3-released/","name":"https://www.openproject.org/openproject-7-0-3-released/","refsource":"CONFIRM","tags":["Vendor Advisory"],"title":"Releases OpenProject 7.0.3 released with a security fix » OpenProject.org","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://github.com/opf/openproject/commit/0fdd7578909d2ec50abc275fc4962e99566437ee","name":"https://github.com/opf/openproject/commit/0fdd7578909d2ec50abc275fc4962e99566437ee","refsource":"CONFIRM","tags":["Patch"],"title":"Merge remote-tracking branch 'origin/release/7.1' into dev · opf/openproject@0fdd757 · GitHub","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.openproject.org/openproject-6-1-6-released-security-fix/","name":"https://www.openproject.org/openproject-6-1-6-released-security-fix/","refsource":"CONFIRM","tags":["Vendor Advisory"],"title":"Releases OpenProject 6.1.6 released with a security fix » OpenProject.org","mime":"text/html","httpstatus":"200","archivestatus":"200"},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-11667","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-11667","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2017","cve_id":"11667","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"openproject","cpe5":"openproject","cpe6":"7.0.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2017","cve_id":"11667","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"openproject","cpe5":"openproject","cpe6":"7.0.1","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2017","cve_id":"11667","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"openproject","cpe5":"openproject","cpe6":"7.0.2","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2017","cve_id":"11667","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"openproject","cpe5":"openproject","cpe6":"7.0.0","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2017","cve_id":"11667","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"openproject","cpe5":"openproject","cpe6":"7.0.1","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2017","cve_id":"11667","vulnerable":"1","versionEndIncluding":"1","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"openproject","cpe5":"openproject","cpe6":"7.0.2","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2017","cve_id":"11667","vulnerable":"1","versionEndIncluding":"6.1.5","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"openproject","cpe5":"openproject","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2017-11667","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"OpenProject before 6.1.6 and 7.x before 7.0.3 mishandles session expiry, which allows remote attackers to perform APIv3 requests indefinitely by leveraging a hijacked session."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"https://www.openproject.org/openproject-6-1-6-released-security-fix/","refsource":"CONFIRM","url":"https://www.openproject.org/openproject-6-1-6-released-security-fix/"},{"name":"https://www.openproject.org/openproject-7-0-3-released/","refsource":"CONFIRM","url":"https://www.openproject.org/openproject-7-0-3-released/"},{"name":"https://github.com/opf/openproject/commit/0fdd7578909d2ec50abc275fc4962e99566437ee","refsource":"CONFIRM","url":"https://github.com/opf/openproject/commit/0fdd7578909d2ec50abc275fc4962e99566437ee"}]}},"nvd":{"publishedDate":"2017-07-26 20:29:00","lastModifiedDate":"2019-10-03 00:03:00","problem_types":["CWE-613"],"metrics":{"baseMetricV3":{"cvssV3":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":8.1,"baseSeverity":"HIGH"},"exploitabilityScore":2.2,"impactScore":5.9},"baseMetricV2":{"cvssV2":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:P/I:P/A:P","accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL","baseScore":6.8},"severity":"MEDIUM","exploitabilityScore":8.6,"impactScore":6.4,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}},"configurations":{"CVE_data_version":"4.0","nodes":[{"operator":"OR","children":[],"cpe_match":[{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:openproject:openproject:7.0.1:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:openproject:openproject:7.0.2:*:*:*:*:*:*:*","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:openproject:openproject:*:*:*:*:*:*:*:*","versionEndIncluding":"6.1.5","cpe_name":[]},{"vulnerable":true,"cpe23Uri":"cpe:2.3:a:openproject:openproject:7.0.0:*:*:*:*:*:*:*","cpe_name":[]}]}]}},"legacy_mitre":{"record":{"CveYear":"2017","CveId":"11667","Ordinal":"108813","Title":"CVE-2017-11667","CVE":"CVE-2017-11667","Year":"2017"},"notes":[{"CveYear":"2017","CveId":"11667","Ordinal":"1","NoteData":"OpenProject before 6.1.6 and 7.x before 7.0.3 mishandles session expiry, which allows remote attackers to perform APIv3 requests indefinitely by leveraging a hijacked session.","Type":"Description","Title":null},{"CveYear":"2017","CveId":"11667","Ordinal":"2","NoteData":"2017-07-26","Type":"Other","Title":"Published"}]}}}