{"id":"CVE-2021-29665","aliases":["EUVD-2021-16139","GHSA-vcrv-mp64-mrgr"],"status":"published","title":"IBM Security Verify Access 20.07 is vulnerable to a stack based buffer overflow, caused by...","description":"IBM Security Verify Access 20.07 is vulnerable to a stack based buffer overflow, caused by improper bounds checking which could allow a local attacker to execute arbitrary code on the system with elevated privileges.","severity":{"version":"3.0","score":9,"vector":"CVSS:3.0/A:H/I:H/UI:N/AV:N/PR:N/C:H/S:C/AC:H/RC:C/E:U/RL:O","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.0112,"percentile":0.66445,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2021-05-31T14:50:18Z","modified":"2026-06-17T03:48:06Z","products":[{"vendor":"ibm","product":"security verify access"},{"vendor":"ibm","product":"security_verify_access"}],"references":[{"url":"https://www.ibm.com/support/pages/node/6457315","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/199399","tags":["vdb-entry","x_refsource_XF","x_transferred","VDB Entry","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-29665"},{"url":"https://github.com/advisories/GHSA-vcrv-mp64-mrgr"}],"sources":{"cve":[{"id":"CVE-2021-29665","description":"IBM Security Verify Access 20.07 is vulnerable to a stack based buffer overflow, caused by improper bounds checking which could allow a local attacker to execute arbitrary code on the system with elevated privileges.","status":"published","published":"2021-05-31T14:50:18.877Z","modified":"2024-09-17T00:21:32.42Z","cvss":[{"version":"3.0","score":9,"vector":"CVSS:3.0/A:H/I:H/UI:N/AV:N/PR:N/C:H/S:C/AC:H/RC:C/E:U/RL:O","level":"critical","assessor":"cna"}],"updated_at":"2026-11-02T14:33:06.32268Z"}],"euvd":[{"id":"EUVD-2021-16139","description":"IBM Security Verify Access 20.07 is vulnerable to a stack based buffer overflow, caused by improper bounds checking which could allow a local attacker to execute arbitrary code on the system with elevated privileges.","status":"published","published":"2021-05-31T14:50:18Z","modified":"2024-09-17T00:21:32Z","cvss":[{"version":"3.0","score":9,"vector":"CVSS:3.0/A:H/I:H/UI:N/AV:N/PR:N/C:H/S:C/AC:H/RC:C/E:U/RL:O","level":"critical"}],"updated_at":"2026-11-03T00:28:59.742061Z"}],"ghsa":[{"id":"GHSA-vcrv-mp64-mrgr","title":"IBM Security Verify Access 20.07 is vulnerable to a stack based buffer overflow, caused by...","description":"IBM Security Verify Access 20.07 is vulnerable to a stack based buffer overflow, caused by improper bounds checking which could allow a local attacker to execute arbitrary code on the system with elevated privileges.","status":"published","published":"2022-05-24T19:03:44Z","modified":"2023-01-29T05:06:49Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:46:06.412268Z"}],"nvd":[{"id":"CVE-2021-29665","description":"IBM Security Verify Access 20.07 is vulnerable to a stack based buffer overflow, caused by improper bounds checking which could allow a local attacker to execute arbitrary code on the system with elevated privileges.","status":"published","published":"2021-06-01T14:15:09.843Z","modified":"2026-06-17T03:48:06.937Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"3.0","score":9,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"2.0","score":4.6,"vector":"AV:L/AC:L/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:06:53.987491Z"}]}}