{"id":"CVE-2021-33714","aliases":["EUVD-2021-20391","GHSA-962j-23c4-pj99"],"status":"published","title":"A vulnerability has been identified in JT Utilities (All versions \u003c V13.0.2.0). When parsing...","description":"A vulnerability has been identified in JT Utilities (All versions \u003c V13.0.2.0). When parsing specially crafted JT files, a missing check for the validity of an iterator leads to NULL pointer deference condition, causing the application to crash. An attacker could leverage this vulnerability to cause a Denial-of-Service condition in the application.","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":"2026-11-10","score":0.00236,"percentile":0.14677,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-476"],"published":"2021-07-13T11:03:04Z","modified":"2026-06-17T03:55:05Z","products":[{"vendor":"siemens","product":"jt utilities"},{"vendor":"siemens","product":"jt_utilities"}],"references":[{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-209268.pdf","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-33714"},{"url":"https://github.com/advisories/GHSA-962j-23c4-pj99"}],"sources":{"cve":[{"id":"CVE-2021-33714","description":"A vulnerability has been identified in JT Utilities (All versions \u003c V13.0.2.0). When parsing specially crafted JT files, a missing check for the validity of an iterator leads to NULL pointer deference condition, causing the application to crash. An attacker could leverage this vulnerability to cause a Denial-of-Service condition in the application.","status":"published","published":"2021-07-13T11:03:04Z","modified":"2024-08-03T23:58:22.579Z","cwes":["CWE-476"],"updated_at":"2026-11-02T14:33:10.204494Z"}],"euvd":[{"id":"EUVD-2021-20391","description":"A vulnerability has been identified in JT Utilities (All versions \u003c V13.0.2.0). When parsing specially crafted JT files, a missing check for the validity of an iterator leads to NULL pointer deference condition, causing the application to crash. An attacker could leverage this vulnerability to cause a Denial-of-Service condition in the application.","status":"published","published":"2021-07-13T11:03:04Z","modified":"2024-08-03T23:58:22Z","updated_at":"2026-11-03T03:24:33.866739Z"}],"ghsa":[{"id":"GHSA-962j-23c4-pj99","title":"A vulnerability has been identified in JT Utilities (All versions \u003c V13.0.2.0). When parsing...","description":"A vulnerability has been identified in JT Utilities (All versions \u003c V13.0.2.0). When parsing specially crafted JT files, a missing check for the validity of an iterator leads to NULL pointer deference condition, causing the application to crash. An attacker could leverage this vulnerability to cause a Denial-of-Service condition in the application.","status":"published","published":"2022-05-24T19:07:42Z","modified":"2023-01-30T05:00:43Z","cwes":["CWE-476"],"updated_at":"2026-11-02T14:46:15.885384Z"}],"nvd":[{"id":"CVE-2021-33714","description":"A vulnerability has been identified in JT Utilities (All versions \u003c V13.0.2.0). When parsing specially crafted JT files, a missing check for the validity of an iterator leads to NULL pointer deference condition, causing the application to crash. An attacker could leverage this vulnerability to cause a Denial-of-Service condition in the application.","status":"published","published":"2021-07-13T11:15:10.043Z","modified":"2026-06-17T03:55:05.603Z","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":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:06:55.747384Z"}]}}