{"id":"CVE-2023-45177","aliases":["EUVD-2023-49484","GHSA-f7rr-v2mg-p9jj"],"status":"published","title":"IBM MQ denial of service","description":"IBM MQ 9.0 LTS, 9.1 LTS, 9.2 LTS, 9.3 LTS and 9.3 CD is vulnerable to a denial-of-service attack due to an error within the MQ clustering logic.  IBM X-Force ID:  268066.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00704,"percentile":0.53731,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2024-03-20T17:29:59Z","modified":"2026-06-17T06:28:22Z","products":[{"vendor":"ibm","product":"mq"}],"references":[{"url":"https://www.ibm.com/support/pages/node/7063661","tags":["vendor-advisory","x_transferred","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/268066","tags":["vdb-entry","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-45177"},{"url":"https://github.com/advisories/GHSA-f7rr-v2mg-p9jj"}],"sources":{"cve":[{"id":"CVE-2023-45177","title":"IBM MQ denial of service","description":"IBM MQ 9.0 LTS, 9.1 LTS, 9.2 LTS, 9.3 LTS and 9.3 CD is vulnerable to a denial-of-service attack due to an error within the MQ clustering logic.  IBM X-Force ID:  268066.","status":"published","published":"2024-03-20T17:29:59.398Z","modified":"2024-08-02T20:14:19.779Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:35:22.984825Z"}],"euvd":[{"id":"EUVD-2023-49484","description":"IBM MQ 9.0 LTS, 9.1 LTS, 9.2 LTS, 9.3 LTS and 9.3 CD is vulnerable to a denial-of-service attack due to an error within the MQ clustering logic.  IBM X-Force ID:  268066.","status":"published","published":"2024-03-20T17:29:59Z","modified":"2024-08-02T20:14:19Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-03T03:49:58.963788Z"}],"ghsa":[{"id":"GHSA-f7rr-v2mg-p9jj","title":"IBM MQ 9.0 LTS, 9.1 LTS, 9.2 LTS, 9.3 LTS and 9.3 CD is vulnerable to a denial-of-service attack...","description":"IBM MQ 9.0 LTS, 9.1 LTS, 9.2 LTS, 9.3 LTS and 9.3 CD is vulnerable to a denial-of-service attack due to an error within the MQ clustering logic.  IBM X-Force ID:  268066.","status":"published","published":"2024-03-20T18:30:39Z","modified":"2024-03-20T18:30:40Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:55:41.504227Z"}],"nvd":[{"id":"CVE-2023-45177","description":"IBM MQ 9.0 LTS, 9.1 LTS, 9.2 LTS, 9.3 LTS and 9.3 CD is vulnerable to a denial-of-service attack due to an error within the MQ clustering logic.  IBM X-Force ID:  268066.","status":"published","published":"2024-03-20T18:15:08.093Z","modified":"2026-06-17T06:28:22.417Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:09:10.192572Z"}]}}