{"id":"CVE-2022-44315","aliases":["EUVD-2022-47260","GHSA-65q9-jqm2-9grv"],"status":"published","title":"PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the ExpressionAssign...","description":"PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the ExpressionAssign function in expression.c when called from ExpressionParseFunctionCall.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.00337,"percentile":0.27493,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2022-11-08T00:00:00Z","modified":"2026-10-28T02:31:03Z","products":[{"vendor":"picoc_project","product":"picoc"}],"references":[{"url":"https://github.com/jpoirier/picoc/issues/37","tags":["x_transferred","Exploit","Issue Tracking","Third Party Advisory","report"]},{"url":"https://gitlab.com/zsaleeba/picoc/-/issues/48","tags":["x_transferred","Exploit","Issue Tracking","Third Party Advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-44315","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-65q9-jqm2-9grv"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/44xxx/CVE-2022-44315.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2022-44315","description":"PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the ExpressionAssign function in expression.c when called from ExpressionParseFunctionCall.","status":"published","published":"2022-11-08T00:00:00Z","modified":"2025-05-01T17:39:04.131Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"adp"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:34:30.176321Z"}],"euvd":[{"id":"EUVD-2022-47260","description":"PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the ExpressionAssign function in expression.c when called from ExpressionParseFunctionCall.","status":"published","published":"2022-11-08T00:00:00Z","modified":"2025-05-01T17:39:04Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T20:51:56.915258Z"}],"ghsa":[{"id":"GHSA-65q9-jqm2-9grv","title":"PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the ExpressionAssign...","description":"PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the ExpressionAssign function in expression.c when called from ExpressionParseFunctionCall.","status":"published","published":"2022-11-08T19:00:23Z","modified":"2023-01-30T05:07:06Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:47:37.918141Z"}],"nvd":[{"id":"CVE-2022-44315","description":"PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the ExpressionAssign function in expression.c when called from ExpressionParseFunctionCall.","status":"published","published":"2022-11-08T15:15:11.85Z","modified":"2026-06-17T05:08:08.39Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:07:31.504574Z"}],"osv":[{"id":"CVE-2022-44315","description":"PicoC Version 3.2.2 was discovered to contain a heap buffer overflow in the ExpressionAssign function in expression.c when called from ExpressionParseFunctionCall.","status":"published","published":"2022-11-08T00:00:00Z","modified":"2026-10-28T02:31:03.382878677Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:27.481647Z"}]}}