{"id":"CVE-2022-23462","aliases":["EUVD-2022-28532","GHSA-6gqv-x5rh-36m4"],"status":"published","title":"Stack Buffer Overflow in iowow","description":"IOWOW is a C utility library and persistent key/value storage engine. Versions 1.4.15 and prior contain a stack buffer overflow vulnerability that allows for Denial of Service (DOS) when it parses scientific notation numbers present in JSON. A patch for this issue is available at commit a79d31e4cff1d5a08f665574b29fd885897a28fd in the `master` branch of the repository. There are no workarounds other than applying the patch.","severity":{"version":"3.1","score":6.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00767,"percentile":0.55839,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120","CWE-121","CWE-787"],"published":"2022-10-21T00:00:00Z","modified":"2026-10-28T10:27:50Z","products":[{"vendor":"softmotions","product":"iowow"}],"references":[{"url":"https://securitylab.github.com/advisories/GHSL-2022-066_iowow/","tags":["x_transferred","Exploit","Third Party Advisory","advisory"]},{"url":"https://github.com/Softmotions/iowow/commit/a79d31e4cff1d5a08f665574b29fd885897a28fd","tags":["x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-23462","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-6gqv-x5rh-36m4"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/23xxx/CVE-2022-23462.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2022-23462","title":"Stack Buffer Overflow in iowow","description":"IOWOW is a C utility library and persistent key/value storage engine. Versions 1.4.15 and prior contain a stack buffer overflow vulnerability that allows for Denial of Service (DOS) when it parses scientific notation numbers present in JSON. A patch for this issue is available at commit a79d31e4cff1d5a08f665574b29fd885897a28fd in the `master` branch of the repository. There are no workarounds other than applying the patch.","status":"published","published":"2022-10-21T00:00:00Z","modified":"2025-04-22T17:18:13.607Z","cvss":[{"version":"3.1","score":6.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-120","CWE-121"],"updated_at":"2026-11-02T14:34:29.842547Z"}],"euvd":[{"id":"EUVD-2022-28532","description":"IOWOW is a C utility library and persistent key/value storage engine. Versions 1.4.15 and prior contain a stack buffer overflow vulnerability that allows for Denial of Service (DOS) when it parses scientific notation numbers present in JSON. A patch for this issue is available at commit a79d31e4cff1d5a08f665574b29fd885897a28fd in the `master` branch of the repository. There are no workarounds other than applying the patch.","status":"published","published":"2022-10-21T00:00:00Z","modified":"2025-04-22T17:18:13Z","cvss":[{"version":"3.1","score":6.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T20:52:16.055056Z"}],"ghsa":[{"id":"GHSA-6gqv-x5rh-36m4","title":"IOWOW is a C utility library and persistent key/value storage engine. Versions 1.4.15 and prior...","description":"IOWOW is a C utility library and persistent key/value storage engine. Versions 1.4.15 and prior contain a stack buffer overflow vulnerability that allows for Denial of Service (DOS) when it parses scientific notation numbers present in JSON. A patch for this issue is available at commit a79d31e4cff1d5a08f665574b29fd885897a28fd in the `master` branch of the repository. There are no workarounds other than applying the patch.","status":"published","published":"2022-10-22T12:00:25Z","modified":"2023-01-29T05:03:10Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:45:15.626641Z"}],"nvd":[{"id":"CVE-2022-23462","description":"IOWOW is a C utility library and persistent key/value storage engine. Versions 1.4.15 and prior contain a stack buffer overflow vulnerability that allows for Denial of Service (DOS) when it parses scientific notation numbers present in JSON. A patch for this issue is available at commit a79d31e4cff1d5a08f665574b29fd885897a28fd in the `master` branch of the repository. There are no workarounds other than applying the patch.","status":"published","published":"2022-10-21T22:15:09.54Z","modified":"2026-06-17T04:30:10.367Z","cvss":[{"version":"3.1","score":6.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-120","CWE-121","CWE-787"],"updated_at":"2026-11-02T14:07:31.127985Z"}],"osv":[{"id":"CVE-2022-23462","title":"Stack Buffer Overflow in iowow","description":"IOWOW is a C utility library and persistent key/value storage engine. Versions 1.4.15 and prior contain a stack buffer overflow vulnerability that allows for Denial of Service (DOS) when it parses scientific notation numbers present in JSON. A patch for this issue is available at commit a79d31e4cff1d5a08f665574b29fd885897a28fd in the `master` branch of the repository. There are no workarounds other than applying the patch.","status":"published","published":"2022-10-21T00:00:00Z","modified":"2026-10-28T10:27:50.717686331Z","cvss":[{"version":"3.1","score":6.2,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-120","CWE-121"],"updated_at":"2026-11-02T15:44:24.061177Z"}]}}