{"dataType": "CVE_RECORD", "dataVersion": "5.0", "cveMetadata": {"cveId": "CVE-2023-2534", "assignerOrgId": "2e1bf29f-dc29-4ed8-830c-7b9348b6f0e8", "state": "PUBLISHED", "assignerShortName": "OTRS", "dateReserved": "2023-05-05T06:14:04.360Z", "datePublished": "2023-05-08T07:29:49.293Z", "dateUpdated": "2023-05-08T07:55:19.365Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "affected", "modules": ["Websocket API"], "product": "OTRS", "vendor": "OTRS AG", "versions": [{"lessThan": "8.0.32", "status": "affected", "version": "8.0.x", "versionType": "Patch"}]}], "credits": [{"lang": "en", "type": "finder", "user": "00000000-0000-4000-9000-000000000000", "value": "Special thanks to Maximilian Gutwein for reporting these vulnerability."}], "datePublic": "2023-05-08T07:00:00.000Z", "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Improper Authorization vulnerability in OTRS AG OTRS 8 (Websocket API backend) allows any as Agent authenticated attacker to track user behaviour and to gain live insight into overall system usage. User IDs can easily be correlated with real names e. g. via<br>ticket histories by any user. (Fuzzing for garnering other adjacent user/sensitive data).&nbsp;Subscribing to all possible push events could also lead to performance implications on the server side, depending on the size of the installation<br>and the number of active users. (Flooding)<p>This issue affects OTRS: from 8.0.X before 8.0.32.</p>"}], "value": "Improper Authorization vulnerability in OTRS AG OTRS 8 (Websocket API backend) allows any as Agent authenticated attacker to track user behaviour and to gain live insight into overall system usage. User IDs can easily be correlated with real names e. g. via\nticket histories by any user. (Fuzzing for garnering other adjacent user/sensitive data).\u00a0Subscribing to all possible push events could also lead to performance implications on the server side, depending on the size of the installation\nand the number of active users. (Flooding)This issue affects OTRS: from 8.0.X before 8.0.32.\n\n"}], "impacts": [{"capecId": "CAPEC-261", "descriptions": [{"lang": "en", "value": "CAPEC-261 Fuzzing for garnering other adjacent user/sensitive data"}]}, {"capecId": "CAPEC-125", "descriptions": [{"lang": "en", "value": "CAPEC-125 Flooding"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 7.6, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L", "version": "3.1"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-285", "description": "CWE-285 Improper Authorization", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "2e1bf29f-dc29-4ed8-830c-7b9348b6f0e8", "shortName": "OTRS", "dateUpdated": "2023-05-08T07:55:19.365Z"}, "references": [{"url": "https://otrs.com/release-notes/otrs-security-advisory-2023-03/"}], "solutions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "Update to OTRS 8.0.32<br>"}], "value": "Update to OTRS 8.0.32\n"}], "source": {"advisory": "OSA-2023-03", "defect": ["500", "2022122042001337"], "discovery": "EXTERNAL"}, "title": "Information disclouse and DoS via websocket push events", "x_generator": {"engine": "Vulnogram 0.1.0-dev"}}}}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:otrs:otrs:*:*:*:*:*:*:*:*", "matchCriteriaId": "5633F2D7-FCD5-4C47-915D-5ACC776A264A", "versionEndExcluding": "8.0.32", "versionStartIncluding": "8.0.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "Improper Authorization vulnerability in OTRS AG OTRS 8 (Websocket API backend) allows any as Agent authenticated attacker to track user behaviour and to gain live insight into overall system usage. User IDs can easily be correlated with real names e. g. via\nticket histories by any user. (Fuzzing for garnering other adjacent user/sensitive data).\u00a0Subscribing to all possible push events could also lead to performance implications on the server side, depending on the size of the installation\nand the number of active users. (Flooding)This issue affects OTRS: from 8.0.X before 8.0.32.\n\n"}], "id": "CVE-2023-2534", "lastModified": "2023-05-16T14:13:26.960", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.2, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 7.6, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 4.7, "source": "security@otrs.com", "type": "Secondary"}]}, "published": "2023-05-08T08:15:43.673", "references": [{"source": "security@otrs.com", "tags": ["Vendor Advisory"], "url": "https://otrs.com/release-notes/otrs-security-advisory-2023-03/"}], "sourceIdentifier": "security@otrs.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-863"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-285"}], "source": "security@otrs.com", "type": "Secondary"}]}

{}