{"id":"CVE-2020-4869","aliases":["EUVD-2020-26116","GHSA-r6xm-wq7q-jr6c"],"status":"published","title":"IBM MQ Appliance 9.2 CD and 9.2 LTS is vulnerable to a denial of service, caused by a buffer...","description":"IBM MQ Appliance 9.2 CD and 9.2 LTS is vulnerable to a denial of service, caused by a buffer overflow. A remote attacker could send a specially crafted SNMP query to cause the appliance to reload. IBM X-Force ID: 190831.","severity":{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AC:H/I:N/AV:N/C:N/UI:N/PR:L/S:U/A:H/RC:C/E:U/RL:O","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01836,"percentile":0.79116,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2021-01-11T17:10:15Z","modified":"2026-06-17T03:20:34Z","products":[{"vendor":"ibm","product":"mq appliance"},{"vendor":"ibm","product":"mq_appliance"}],"references":[{"url":"https://www.ibm.com/support/pages/node/6398791","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/190831","tags":["vdb-entry","x_refsource_XF","x_transferred","VDB Entry","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-4869"},{"url":"https://github.com/advisories/GHSA-r6xm-wq7q-jr6c"}],"sources":{"cve":[{"id":"CVE-2020-4869","description":"IBM MQ Appliance 9.2 CD and 9.2 LTS is vulnerable to a denial of service, caused by a buffer overflow. A remote attacker could send a specially crafted SNMP query to cause the appliance to reload. IBM X-Force ID: 190831.","status":"published","published":"2021-01-11T17:10:15.276Z","modified":"2024-09-16T22:55:21.998Z","cvss":[{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AC:H/I:N/AV:N/C:N/UI:N/PR:L/S:U/A:H/RC:C/E:U/RL:O","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:35:55.797746Z"}],"euvd":[{"id":"EUVD-2020-26116","description":"IBM MQ Appliance 9.2 CD and 9.2 LTS is vulnerable to a denial of service, caused by a buffer overflow. A remote attacker could send a specially crafted SNMP query to cause the appliance to reload. IBM X-Force ID: 190831.","status":"published","published":"2021-01-11T17:10:15Z","modified":"2024-09-16T22:55:21Z","cvss":[{"version":"3.0","score":5.3,"vector":"CVSS:3.0/AC:H/I:N/AV:N/C:N/UI:N/PR:L/S:U/A:H/RC:C/E:U/RL:O","level":"medium"}],"updated_at":"2026-11-03T00:54:58.800859Z"}],"ghsa":[{"id":"GHSA-r6xm-wq7q-jr6c","title":"IBM MQ Appliance 9.2 CD and 9.2 LTS is vulnerable to a denial of service, caused by a buffer...","description":"IBM MQ Appliance 9.2 CD and 9.2 LTS is vulnerable to a denial of service, caused by a buffer overflow. A remote attacker could send a specially crafted SNMP query to cause the appliance to reload. IBM X-Force ID: 190831.","status":"published","published":"2022-05-24T17:38:39Z","modified":"2023-01-29T05:05:00Z","cwes":["CWE-120"],"updated_at":"2026-11-02T14:45:41.213171Z"}],"nvd":[{"id":"CVE-2020-4869","description":"IBM MQ Appliance 9.2 CD and 9.2 LTS is vulnerable to a denial of service, caused by a buffer overflow. A remote attacker could send a specially crafted SNMP query to cause the appliance to reload. IBM X-Force ID: 190831.","status":"published","published":"2021-01-11T17:15:12.49Z","modified":"2026-06-17T03:20:34.167Z","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":5.3,"vector":"CVSS:3.0/AV:N/AC:H/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"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:06:28.892872Z"}]}}