{"schemaVersion":3,"id":"CVE-2018-5751","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"The backend component in Open-Xchange OX App Suite before 7.6.3-rev36, 7.8.x before 7.8.2-rev39, 7.8.3 before 7.8.3-rev44, and 7.8.4 before 7.8.4-rev22 allows remote authenticated users to obtain sensitive information about external guest users via vectors related to the \"groups\" and \"users\" APIs.","dates":{"published":"2018-06-15T21:00:00.000Z","modified":"2024-08-05T05:40:51.211Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":6.5,"severity":"medium","version":"3.0","versionLabel":"v3.0","source":"NVD","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.0","versionLabel":"v3.0","source":"NVD","score":6.5,"severity":"medium","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":4,"severity":"medium","vector":"AV:N/AC:L/Au:S/C:P/I:N/A:N","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.09119,"percentile":0.95276,"severity":"low","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-20T00:00:00.000Z","baselineScore":0.09119},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.07838,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.09119,"percentile":0.95276}],"last30":[{"date":"2026-09-20T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.07838,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.09119,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.09119,"percentile":0.95276}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[{"id":"REF_F423C65CC33F2825","name":"Exploit Reference (packetstormsecurity.com)","source":"reference","url":"http://packetstormsecurity.com/files/148118/OX-App-Suite-7.8.4-XSS-Privilege-Management-SSRF-Traversal.html","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null},{"id":"REF_31F748DAA267A3A1","name":"Exploit Reference (seclists.org)","source":"reference","url":"http://seclists.org/fulldisclosure/2018/Jun/23","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null},{"id":"44881","name":"OX App Suite 7.8.4 - Multiple Vulnerabilities","source":"exploit-database","url":"https://www.exploit-db.com/exploits/44881","maturity":"poc","reliabilityScore":0.5,"verified":false,"type":null,"platforms":["xml"],"requiresAuth":null,"exploitdb":{"verified":false,"type":"webapps","platform":"xml","file":"exploits/xml/webapps/44881.txt","codes":["CVE-2018-5756","CVE-2018-5755","CVE-2018-5754","CVE-2018-5753","CVE-2018-5752","CVE-2018-5751","CVE-2017-17062"]},"metasploit":null}],"exploitCount":3,"weaknesses":[{"id":"CWE-200","name":"Exposure of Sensitive Information to an Unauthorized Actor","description":"The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.","type":"weakness","status":"Draft","abstraction":"Class","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/200.html"}],"affected":[{"vendor":"open-xchange","product":"open-xchange_appsuite","name":"open-xchange appsuite","label":"open-xchange_appsuite","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≤ 7.6.3","noFixRecorded":false,"fixedIn":null},{"text":"7.6.3:rev14","noFixRecorded":false,"fixedIn":null},{"text":"7.6.3:rev15","noFixRecorded":false,"fixedIn":null},{"text":"7.6.3:rev16","noFixRecorded":false,"fixedIn":null},{"text":"7.6.3:rev17","noFixRecorded":false,"fixedIn":null},{"text":"7.6.3:rev18","noFixRecorded":false,"fixedIn":null},{"text":"7.6.3:rev20","noFixRecorded":false,"fixedIn":null},{"text":"7.6.3:rev22","noFixRecorded":false,"fixedIn":null},{"text":"7.6.3:rev23","noFixRecorded":false,"fixedIn":null},{"text":"7.6.3:rev24","noFixRecorded":false,"fixedIn":null},{"text":"7.6.3:rev25","noFixRecorded":false,"fixedIn":null},{"text":"7.6.3:rev26","noFixRecorded":false,"fixedIn":null},{"text":"7.6.3:rev28","noFixRecorded":false,"fixedIn":null},{"text":"7.6.3:rev29","noFixRecorded":false,"fixedIn":null},{"text":"7.6.3:rev30","noFixRecorded":false,"fixedIn":null},{"text":"7.6.3:rev31","noFixRecorded":false,"fixedIn":null},{"text":"7.6.3:rev32","noFixRecorded":false,"fixedIn":null},{"text":"7.6.3:rev33","noFixRecorded":false,"fixedIn":null},{"text":"7.6.3:rev35","noFixRecorded":false,"fixedIn":null},{"text":"7.8.0","noFixRecorded":false,"fixedIn":null},{"text":"7.8.2","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev10","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev11","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev12","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev13","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev14","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev15","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev16","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev17","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev18","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev19","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev20","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev21","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev22","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev23","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev24","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev25","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev26","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev27","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev28","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev29","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev30","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev31","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev32","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev33","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev34","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev35","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev36","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev38","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev39","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev40","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev41","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev42","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev43","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev5","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev6","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev8","noFixRecorded":false,"fixedIn":null},{"text":"7.8.3:rev9","noFixRecorded":false,"fixedIn":null},{"text":"7.8.4","noFixRecorded":false,"fixedIn":null},{"text":"7.8.4:rev10","noFixRecorded":false,"fixedIn":null},{"text":"7.8.4:rev11","noFixRecorded":false,"fixedIn":null},{"text":"7.8.4:rev13","noFixRecorded":false,"fixedIn":null},{"text":"7.8.4:rev14","noFixRecorded":false,"fixedIn":null},{"text":"7.8.4:rev15","noFixRecorded":false,"fixedIn":null},{"text":"7.8.4:rev16","noFixRecorded":false,"fixedIn":null},{"text":"7.8.4:rev17","noFixRecorded":false,"fixedIn":null},{"text":"7.8.4:rev18","noFixRecorded":false,"fixedIn":null},{"text":"7.8.4:rev19","noFixRecorded":false,"fixedIn":null},{"text":"7.8.4:rev20","noFixRecorded":false,"fixedIn":null},{"text":"7.8.4:rev21","noFixRecorded":false,"fixedIn":null},{"text":"7.8.4:rev3","noFixRecorded":false,"fixedIn":null},{"text":"7.8.4:rev4","noFixRecorded":false,"fixedIn":null},{"text":"7.8.4:rev5","noFixRecorded":false,"fixedIn":null},{"text":"7.8.4:rev6","noFixRecorded":false,"fixedIn":null},{"text":"7.8.4:rev7","noFixRecorded":false,"fixedIn":null},{"text":"7.8.4:rev8","noFixRecorded":false,"fixedIn":null},{"text":"7.8.4:rev9","noFixRecorded":false,"fixedIn":null}],"versionsText":"≤ 7.6.3 | 7.6.3:rev14 | 7.6.3:rev15 | 7.6.3:rev16 | 7.6.3:rev17 | 7.6.3:rev18 | 7.6.3:rev20 | 7.6.3:rev22 | 7.6.3:rev23 | 7.6.3:rev24 | 7.6.3:rev25 | 7.6.3:rev26 | 7.6.3:rev28 | 7.6.3:rev29 | 7.6.3:rev30 | 7.6.3:rev31 | 7.6.3:rev32 | 7.6.3:rev33 | 7.6.3:rev35 | 7.8.0 | 7.8.2 | 7.8.3 | 7.8.3:rev10 | 7.8.3:rev11 | 7.8.3:rev12 | 7.8.3:rev13 | 7.8.3:rev14 | 7.8.3:rev15 | 7.8.3:rev16 | 7.8.3:rev17 | 7.8.3:rev18 | 7.8.3:rev19 | 7.8.3:rev20 | 7.8.3:rev21 | 7.8.3:rev22 | 7.8.3:rev23 | 7.8.3:rev24 | 7.8.3:rev25 | 7.8.3:rev26 | 7.8.3:rev27 | 7.8.3:rev28 | 7.8.3:rev29 | 7.8.3:rev30 | 7.8.3:rev31 | 7.8.3:rev32 | 7.8.3:rev33 | 7.8.3:rev34 | 7.8.3:rev35 | 7.8.3:rev36 | 7.8.3:rev38 | 7.8.3:rev39 | 7.8.3:rev40 | 7.8.3:rev41 | 7.8.3:rev42 | 7.8.3:rev43 | 7.8.3:rev5 | 7.8.3:rev6 | 7.8.3:rev8 | 7.8.3:rev9 | 7.8.4 | 7.8.4:rev10 | 7.8.4:rev11 | 7.8.4:rev13 | 7.8.4:rev14 | 7.8.4:rev15 | 7.8.4:rev16 | 7.8.4:rev17 | 7.8.4:rev18 | 7.8.4:rev19 | 7.8.4:rev20 | 7.8.4:rev21 | 7.8.4:rev3 | 7.8.4:rev4 | 7.8.4:rev5 | 7.8.4:rev6 | 7.8.4:rev7 | 7.8.4:rev8 | 7.8.4:rev9","eol":null,"hubHref":"/vendor/open-xchange/open-xchange_appsuite"}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"http://packetstormsecurity.com/files/148118/OX-App-Suite-7.8.4-XSS-Privilege-Management-SSRF-Traversal.html","label":"packetstormsecurity.com/files/148118/OX-App-Suite-7.8.4-XSS-Privilege-Management-SSRF-Traversal.html","hostname":"packetstormsecurity.com","tags":["X Refsource MISC","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://www.exploit-db.com/exploits/44881/","label":"www.exploit-db.com/exploits/44881/","hostname":"www.exploit-db.com","tags":["Exploit","X Refsource EXPLOIT DB","Third Party Advisory","VDB Entry"]},{"url":"http://seclists.org/fulldisclosure/2018/Jun/23","label":"seclists.org/fulldisclosure/2018/Jun/23","hostname":"seclists.org","tags":["Mailing List","X Refsource FULLDISC","Exploit","Third Party Advisory"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2018-06-15T21:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-05T05:40:51.211Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":38,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-21T10:30:15.282Z","stale":false,"partial":false}}