{"id":"CVE-2017-2646","state":"PUBLISHED","title":"It was found that when Keycloak before 2.5.5 receives a Logout request with a Extensions in the middle of the request, the SAMLSloRequestParser.parse() method ends in a infinite lo","description":"It was found that when Keycloak before 2.5.5 receives a Logout request with a Extensions in the middle of the request, the SAMLSloRequestParser.parse() method ends in a infinite loop. An attacker could use this flaw to conduct denial of service attacks.","publishedAt":"2018-07-27T18:00:00.000Z","updatedAt":"2024-08-05T14:02:07.264Z","severity":{"score":7.5,"label":"High","version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","source":"redhat"},"assigner":"redhat","products":["Red Hat keycloak"],"affected":[{"vendor":"Red Hat","product":"keycloak","versions":[{"version":"2.5.5","status":"affected"}]}],"references":["https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2646","http://www.securityfocus.com/bid/96882"],"weaknesses":["CWE-835"],"ingestedAt":"2026-10-29T19:43:39.462Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2017/2xxx/CVE-2017-2646.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2017-2646","state":"PUBLISHED","datePublished":"2018-07-27T18:00:00.000Z","dateUpdated":"2024-08-05T14:02:07.264Z","assignerShortName":"redhat","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateReserved":"2016-12-01T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"It was found that when Keycloak before 2.5.5 receives a Logout request with a Extensions in the middle of the request, the SAMLSloRequestParser.parse() method ends in a infinite loop. An attacker could use this flaw to conduct denial of service attacks."}],"affected":[{"vendor":"Red Hat","product":"keycloak","versions":[{"version":"2.5.5","status":"affected"}]}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2646","tags":["x_refsource_CONFIRM"]},{"url":"http://www.securityfocus.com/bid/96882","name":"96882","tags":["vdb-entry","x_refsource_BID"]}],"metrics":[{"cvssV3_0":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.0"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-835","description":"CWE-835","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"redhat","dateUpdated":"2018-07-28T09:57:01.000Z","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749"},"datePublic":"2018-07-27T00:00:00.000Z","x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"secalert@redhat.com","ID":"CVE-2017-2646","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"keycloak","version":{"version_data":[{"version_value":"2.5.5"}]}}]},"vendor_name":"Red Hat"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"It was found that when Keycloak before 2.5.5 receives a Logout request with a Extensions in the middle of the request, the SAMLSloRequestParser.parse() method ends in a infinite loop. An attacker could use this flaw to conduct denial of service attacks."}]},"impact":{"cvss":[[{"vectorString":"7.5/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.0"}]]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"CWE-835"}]}]},"references":{"reference_data":[{"name":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2646","refsource":"CONFIRM","url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2646"},{"name":"96882","refsource":"BID","url":"http://www.securityfocus.com/bid/96882"}]}}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2646","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.securityfocus.com/bid/96882","name":"96882","tags":["vdb-entry","x_refsource_BID","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-05T14:02:07.264Z"}}]}}}