{"id":"CVE-2019-4655","aliases":["EUVD-2019-14262","GHSA-9jrx-77mv-vjxj"],"status":"published","title":"IBM MQ 9.1.0.0, 9.1.0.1, 9.1.0.2, 9.1.0.3, 9.1.1, 9.1.2, and 9.1.3 is vulnerable to a denial of...","description":"IBM MQ 9.1.0.0, 9.1.0.1, 9.1.0.2, 9.1.0.3, 9.1.1, 9.1.2, and 9.1.3 is vulnerable to a denial of service attack that would allow an authenticated user to reset client connections due to an error within the Data Conversion routine. IBM X-Force ID: 170966.","severity":{"version":"3.0","score":4.3,"vector":"CVSS:3.0/C:N/A:L/S:U/I:N/PR:L/AV:N/AC:L/UI:N/RC:C/E:U/RL:O","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.01256,"percentile":0.69728,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20"],"published":"2019-12-30T15:35:22Z","modified":"2026-06-17T02:36:45Z","products":[{"vendor":"ibm","product":"mq"},{"vendor":"ibm","product":"mq_appliance"}],"references":[{"url":"https://www.ibm.com/support/pages/node/1106529","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/170966","tags":["vdb-entry","x_refsource_XF","x_transferred","VDB Entry","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-4655"},{"url":"https://github.com/advisories/GHSA-9jrx-77mv-vjxj"}],"sources":{"cve":[{"id":"CVE-2019-4655","description":"IBM MQ 9.1.0.0, 9.1.0.1, 9.1.0.2, 9.1.0.3, 9.1.1, 9.1.2, and 9.1.3 is vulnerable to a denial of service attack that would allow an authenticated user to reset client connections due to an error within the Data Conversion routine. IBM X-Force ID: 170966.","status":"published","published":"2019-12-30T15:35:22.708Z","modified":"2024-09-17T01:55:55.073Z","cvss":[{"version":"3.0","score":4.3,"vector":"CVSS:3.0/C:N/A:L/S:U/I:N/PR:L/AV:N/AC:L/UI:N/RC:C/E:U/RL:O","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:20:25.303966Z"}],"euvd":[{"id":"EUVD-2019-14262","description":"IBM MQ 9.1.0.0, 9.1.0.1, 9.1.0.2, 9.1.0.3, 9.1.1, 9.1.2, and 9.1.3 is vulnerable to a denial of service attack that would allow an authenticated user to reset client connections due to an error within the Data Conversion routine. IBM X-Force ID: 170966.","status":"published","published":"2019-12-30T15:35:22Z","modified":"2024-09-17T01:55:55Z","cvss":[{"version":"3.0","score":4.3,"vector":"CVSS:3.0/C:N/A:L/S:U/I:N/PR:L/AV:N/AC:L/UI:N/RC:C/E:U/RL:O","level":"medium"}],"updated_at":"2026-11-03T00:28:45.29969Z"}],"ghsa":[{"id":"GHSA-9jrx-77mv-vjxj","title":"IBM MQ 9.1.0.0, 9.1.0.1, 9.1.0.2, 9.1.0.3, 9.1.1, 9.1.2, and 9.1.3 is vulnerable to a denial of...","description":"IBM MQ 9.1.0.0, 9.1.0.1, 9.1.0.2, 9.1.0.3, 9.1.1, 9.1.2, and 9.1.3 is vulnerable to a denial of service attack that would allow an authenticated user to reset client connections due to an error within the Data Conversion routine. IBM X-Force ID: 170966.","status":"published","published":"2022-05-24T17:05:22Z","modified":"2023-01-29T05:00:58Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:44:42.615019Z"}],"nvd":[{"id":"CVE-2019-4655","description":"IBM MQ 9.1.0.0, 9.1.0.1, 9.1.0.2, 9.1.0.3, 9.1.1, 9.1.2, and 9.1.3 is vulnerable to a denial of service attack that would allow an authenticated user to reset client connections due to an error within the Data Conversion routine. IBM X-Force ID: 170966.","status":"published","published":"2019-12-30T16:15:11.773Z","modified":"2026-06-17T02:36:45.92Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"primary"},{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"secondary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:05:41.313583Z"}]}}