{"id":"CVE-2020-4931","aliases":["EUVD-2020-26178","GHSA-xjvm-vf2p-w3rh"],"status":"published","title":"IBM MQ 9.1 LTS, 9.2 LTS, and 9.1 CD AMQP Channels could allow an authenticated user to cause a...","description":"IBM MQ 9.1 LTS, 9.2 LTS, and 9.1 CD AMQP Channels could allow an authenticated user to cause a denial of service due to an issue processing messages. IBM X-Force ID: 191747.","severity":{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/S:U/UI:N/A:H/C:N/PR:L/I:N/AC:L/RL:O/RC:C/E:U","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.01221,"percentile":0.69114,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2021-02-24T17:20:13Z","modified":"2026-06-17T03:20:47Z","products":[{"vendor":"ibm","product":"mq"},{"vendor":"ibm","product":"mq appliance"}],"references":[{"url":"https://www.ibm.com/support/pages/node/6403295","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/191747","tags":["vdb-entry","x_refsource_XF","x_transferred","VDB Entry","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-4931"},{"url":"https://github.com/advisories/GHSA-xjvm-vf2p-w3rh"}],"sources":{"cve":[{"id":"CVE-2020-4931","description":"IBM MQ 9.1 LTS, 9.2 LTS, and 9.1 CD AMQP Channels could allow an authenticated user to cause a denial of service due to an issue processing messages. IBM X-Force ID: 191747.","status":"published","published":"2021-02-24T17:20:13.887Z","modified":"2024-09-17T03:07:35.365Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/S:U/UI:N/A:H/C:N/PR:L/I:N/AC:L/RL:O/RC:C/E:U","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:35:55.460269Z"}],"euvd":[{"id":"EUVD-2020-26178","description":"IBM MQ 9.1 LTS, 9.2 LTS, and 9.1 CD AMQP Channels could allow an authenticated user to cause a denial of service due to an issue processing messages. IBM X-Force ID: 191747.","status":"published","published":"2021-02-24T17:20:13Z","modified":"2024-09-17T03:07:35Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/S:U/UI:N/A:H/C:N/PR:L/I:N/AC:L/RL:O/RC:C/E:U","level":"medium"}],"updated_at":"2026-11-03T00:28:34.673232Z"}],"ghsa":[{"id":"GHSA-xjvm-vf2p-w3rh","title":"IBM MQ 9.1 LTS, 9.2 LTS, and 9.1 CD AMQP Channels could allow an authenticated user to cause a...","description":"IBM MQ 9.1 LTS, 9.2 LTS, and 9.1 CD AMQP Channels could allow an authenticated user to cause a denial of service due to an issue processing messages. IBM X-Force ID: 191747.","status":"published","published":"2022-05-24T17:42:58Z","modified":"2023-01-29T05:05:51Z","updated_at":"2026-11-02T14:45:53.730969Z"}],"nvd":[{"id":"CVE-2020-4931","description":"IBM MQ 9.1 LTS, 9.2 LTS, and 9.1 CD AMQP Channels could allow an authenticated user to cause a denial of service due to an issue processing messages. IBM X-Force ID: 191747.","status":"published","published":"2021-02-24T18:15:12.797Z","modified":"2026-06-17T03:20:47.533Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","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":"2026-11-02T14:06:37.687844Z"}]}}