{"id":"CVE-2020-4756","aliases":["EUVD-2020-26003","GHSA-46j4-jqcq-j7qj"],"status":"published","title":"IBM Spectrum Scale V4.2.0.0 through V4.2.3.23 and V5.0.0.0 through V5.0.5.2 as well as IBM...","description":"IBM Spectrum Scale V4.2.0.0 through V4.2.3.23 and V5.0.0.0 through V5.0.5.2 as well as IBM Elastic Storage System 6.0.0 through 6.0.1.0 could allow a local attacker to invoke a subset of ioctls on the device with invalid arguments that could crash the keneral and cause a denial of service. IBM X-Force ID: 188599.","severity":{"version":"3.0","score":6.2,"vector":"CVSS:3.0/A:H/C:N/PR:N/UI:N/S:U/I:N/AC:L/AV:L/RL:O/RC:C/E:U","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00353,"percentile":0.29183,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-404"],"published":"2020-10-20T14:15:34Z","modified":"2026-06-17T03:20:26Z","products":[{"vendor":"ibm","product":"elastic storage server"},{"vendor":"ibm","product":"elastic_storage_server"},{"vendor":"ibm","product":"spectrum scale"},{"vendor":"ibm","product":"spectrum_scale"}],"references":[{"url":"https://www.ibm.com/support/pages/node/6349469","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"https://www.ibm.com/support/pages/node/6349475","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/188599","tags":["vdb-entry","x_refsource_XF","x_transferred","VDB Entry","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-4756"},{"url":"https://github.com/advisories/GHSA-46j4-jqcq-j7qj"}],"sources":{"cve":[{"id":"CVE-2020-4756","description":"IBM Spectrum Scale V4.2.0.0 through V4.2.3.23 and V5.0.0.0 through V5.0.5.2 as well as IBM Elastic Storage System 6.0.0 through 6.0.1.0 could allow a local attacker to invoke a subset of ioctls on the device with invalid arguments that could crash the keneral and cause a denial of service. IBM X-Force ID: 188599.","status":"published","published":"2020-10-20T14:15:34.611Z","modified":"2024-09-16T23:21:52.772Z","cvss":[{"version":"3.0","score":6.2,"vector":"CVSS:3.0/A:H/C:N/PR:N/UI:N/S:U/I:N/AC:L/AV:L/RL:O/RC:C/E:U","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:35:56.213477Z"}],"euvd":[{"id":"EUVD-2020-26003","description":"IBM Spectrum Scale V4.2.0.0 through V4.2.3.23 and V5.0.0.0 through V5.0.5.2 as well as IBM Elastic Storage System 6.0.0 through 6.0.1.0 could allow a local attacker to invoke a subset of ioctls on the device with invalid arguments that could crash the keneral and cause a denial of service. IBM X-Force ID: 188599.","status":"published","published":"2020-10-20T14:15:34Z","modified":"2024-09-16T23:21:52Z","cvss":[{"version":"3.0","score":6.2,"vector":"CVSS:3.0/A:H/C:N/PR:N/UI:N/S:U/I:N/AC:L/AV:L/RL:O/RC:C/E:U","level":"medium"}],"updated_at":"2026-11-03T00:54:54.099071Z"}],"ghsa":[{"id":"GHSA-46j4-jqcq-j7qj","title":"IBM Spectrum Scale V4.2.0.0 through V4.2.3.23 and V5.0.0.0 through V5.0.5.2 as well as IBM...","description":"IBM Spectrum Scale V4.2.0.0 through V4.2.3.23 and V5.0.0.0 through V5.0.5.2 as well as IBM Elastic Storage System 6.0.0 through 6.0.1.0 could allow a local attacker to invoke a subset of ioctls on the device with invalid arguments that could crash the keneral and cause a denial of service. IBM X-Force ID: 188599.","status":"published","published":"2022-05-24T17:31:51Z","modified":"2023-01-29T05:04:27Z","updated_at":"2026-11-02T14:45:33.67375Z"}],"nvd":[{"id":"CVE-2020-4756","description":"IBM Spectrum Scale V4.2.0.0 through V4.2.3.23 and V5.0.0.0 through V5.0.5.2 as well as IBM Elastic Storage System 6.0.0 through 6.0.1.0 could allow a local attacker to invoke a subset of ioctls on the device with invalid arguments that could crash the keneral and cause a denial of service. IBM X-Force ID: 188599.","status":"published","published":"2020-10-20T15:15:13.357Z","modified":"2026-06-17T03:20:26.22Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"3.0","score":6.2,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"},{"version":"2.0","score":4.9,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:C","level":"medium","assessor":"primary"}],"cwes":["CWE-404"],"updated_at":"2026-11-02T14:06:20.704992Z"}]}}