{"id":"CVE-2021-20337","aliases":["EUVD-2021-7755","GHSA-8g6p-5f49-wrw9"],"status":"published","title":"IBM QRadar SIEM 7.3.0 to 7.3.3 Patch 8 and 7.4.0 to 7.4.3 GA uses weaker than expected...","description":"IBM QRadar SIEM 7.3.0 to 7.3.3 Patch 8 and 7.4.0 to 7.4.3 GA uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 194448.","severity":{"version":"3.0","score":5.9,"vector":"CVSS:3.0/S:U/PR:N/AV:N/UI:N/C:H/AC:H/I:N/A:N/RC:C/E:U/RL:O","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.0071,"percentile":0.53869,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-326","CWE-327"],"published":"2021-07-26T12:10:34Z","modified":"2026-06-17T03:33:42Z","products":[{"vendor":"ibm","product":"qradar siem"},{"vendor":"ibm","product":"qradar_security_information_and_event_manager"}],"references":[{"url":"https://www.ibm.com/support/pages/node/6474847","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/194448","tags":["vdb-entry","x_refsource_XF","x_transferred","VDB Entry","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-20337"},{"url":"https://github.com/advisories/GHSA-8g6p-5f49-wrw9"}],"sources":{"cve":[{"id":"CVE-2021-20337","description":"IBM QRadar SIEM 7.3.0 to 7.3.3 Patch 8 and 7.4.0 to 7.4.3 GA uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 194448.","status":"published","published":"2021-07-26T12:10:34.395Z","modified":"2024-09-17T00:35:53.266Z","cvss":[{"version":"3.0","score":5.9,"vector":"CVSS:3.0/S:U/PR:N/AV:N/UI:N/C:H/AC:H/I:N/A:N/RC:C/E:U/RL:O","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:32:55.19484Z"}],"euvd":[{"id":"EUVD-2021-7755","description":"IBM QRadar SIEM 7.3.0 to 7.3.3 Patch 8 and 7.4.0 to 7.4.3 GA uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 194448.","status":"published","published":"2021-07-26T12:10:34Z","modified":"2024-09-17T00:35:53Z","cvss":[{"version":"3.0","score":5.9,"vector":"CVSS:3.0/S:U/PR:N/AV:N/UI:N/C:H/AC:H/I:N/A:N/RC:C/E:U/RL:O","level":"medium"}],"updated_at":"2026-11-03T00:28:57.917597Z"}],"ghsa":[{"id":"GHSA-8g6p-5f49-wrw9","title":"IBM QRadar SIEM 7.3.0 to 7.3.3 Patch 8 and 7.4.0 to 7.4.3 GA uses weaker than expected...","description":"IBM QRadar SIEM 7.3.0 to 7.3.3 Patch 8 and 7.4.0 to 7.4.3 GA uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 194448.","status":"published","published":"2022-05-24T19:09:13Z","modified":"2023-01-27T05:03:36Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-326"],"updated_at":"2026-11-02T14:42:16.640621Z"}],"nvd":[{"id":"CVE-2021-20337","description":"IBM QRadar SIEM 7.3.0 to 7.3.3 Patch 8 and 7.4.0 to 7.4.3 GA uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: 194448.","status":"published","published":"2021-07-26T12:15:08.37Z","modified":"2026-06-17T03:33:42.063Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"},{"version":"3.0","score":5.9,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-327"],"updated_at":"2026-11-02T14:06:56.185362Z"}]}}