{"id":"CVE-2021-22664","aliases":["EUVD-2021-9800","GHSA-v77m-q9mf-pwpm"],"status":"published","title":"CNCSoft-B Versions 1.0.0.3 and prior is vulnerable to an out-of-bounds write, which may allow an...","description":"CNCSoft-B Versions 1.0.0.3 and prior is vulnerable to an out-of-bounds write, which may allow an attacker to execute arbitrary code.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.0156,"percentile":0.75555,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2021-04-27T12:26:44Z","modified":"2026-06-17T03:37:32Z","products":[{"vendor":"criticalmanufacturing","product":"cncsoft-b"}],"references":[{"url":"https://www.zerodayinitiative.com/advisories/ZDI-21-444/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://us-cert.cisa.gov/ics/advisories/icsa-21-110-05","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-22664"},{"url":"https://github.com/advisories/GHSA-v77m-q9mf-pwpm"}],"sources":{"cve":[{"id":"CVE-2021-22664","description":"CNCSoft-B Versions 1.0.0.3 and prior is vulnerable to an out-of-bounds write, which may allow an attacker to execute arbitrary code.","status":"published","published":"2021-04-27T12:26:44Z","modified":"2024-08-03T18:51:06.002Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:32:58.028461Z"}],"euvd":[{"id":"EUVD-2021-9800","description":"CNCSoft-B Versions 1.0.0.3 and prior is vulnerable to an out-of-bounds write, which may allow an attacker to execute arbitrary code.","status":"published","published":"2021-04-27T12:26:44Z","modified":"2024-08-03T18:51:06Z","updated_at":"2026-11-03T03:25:01.606931Z"}],"ghsa":[{"id":"GHSA-v77m-q9mf-pwpm","title":"CNCSoft-B Versions 1.0.0.3 and prior is vulnerable to an out-of-bounds write, which may allow an...","description":"CNCSoft-B Versions 1.0.0.3 and prior is vulnerable to an out-of-bounds write, which may allow an attacker to execute arbitrary code.","status":"published","published":"2022-05-24T17:48:55Z","modified":"2023-01-29T05:06:32Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:46:02.943866Z"}],"nvd":[{"id":"CVE-2021-22664","description":"CNCSoft-B Versions 1.0.0.3 and prior is vulnerable to an out-of-bounds write, which may allow an attacker to execute arbitrary code.","status":"published","published":"2021-04-27T13:15:08.327Z","modified":"2026-06-17T03:37:32.41Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:06:52.81233Z"}]}}