{"id":"CVE-2021-44449","aliases":["EUVD-2021-31289","GHSA-x3gh-j7gq-pr86"],"status":"published","title":"A vulnerability has been identified in JT Utilities (All versions \u003c V12.8.1.1), JTTK (All...","description":"A vulnerability has been identified in JT Utilities (All versions \u003c V12.8.1.1), JTTK (All versions \u003c V10.8.1.1). JTTK library in affected products contains an out of bounds write past the end of an allocated structure while parsing specially crafted JT files. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-14830)","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":"2026-11-10","score":0.0084,"percentile":0.58181,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2021-12-14T12:07:08Z","modified":"2026-06-17T04:12:22Z","products":[{"vendor":"siemens","product":"jt utilities"},{"vendor":"siemens","product":"jt_open_toolkit"},{"vendor":"siemens","product":"jt_utilities"},{"vendor":"siemens","product":"jttk"}],"references":[{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-396621.pdf","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-44449"},{"url":"https://github.com/advisories/GHSA-x3gh-j7gq-pr86"}],"sources":{"cve":[{"id":"CVE-2021-44449","description":"A vulnerability has been identified in JT Utilities (All versions \u003c V12.8.1.1), JTTK (All versions \u003c V10.8.1.1). JTTK library in affected products contains an out of bounds write past the end of an allocated structure while parsing specially crafted JT files. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-14830)","status":"published","published":"2021-12-14T12:07:08Z","modified":"2024-08-04T04:25:16.834Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:33:01.166399Z"}],"euvd":[{"id":"EUVD-2021-31289","description":"A vulnerability has been identified in JT Utilities (All versions \u003c V12.8.1.1), JTTK (All versions \u003c V10.8.1.1). JTTK library in affected products contains an out of bounds write past the end of an allocated structure while parsing specially crafted JT files. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-14830)","status":"published","published":"2021-12-14T12:07:08Z","modified":"2024-08-04T04:25:16Z","updated_at":"2026-11-03T03:08:29.150764Z"}],"ghsa":[{"id":"GHSA-x3gh-j7gq-pr86","title":"A vulnerability has been identified in JT Utilities (All versions \u003c V12.8.1.1), JTTK (All...","description":"A vulnerability has been identified in JT Utilities (All versions \u003c V12.8.1.1), JTTK (All versions \u003c V10.8.1.1). JTTK library in affected products contains an out of bounds write past the end of an allocated structure while parsing specially crafted JT files. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-14830)","status":"published","published":"2021-12-15T00:01:07Z","modified":"2023-02-01T05:06:52Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:50:26.062502Z"}],"nvd":[{"id":"CVE-2021-44449","description":"A vulnerability has been identified in JT Utilities (All versions \u003c V12.8.1.1), JTTK (All versions \u003c V10.8.1.1). JTTK library in affected products contains an out of bounds write past the end of an allocated structure while parsing specially crafted JT files. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-14830)","status":"published","published":"2021-12-14T12:15:11.923Z","modified":"2026-06-17T04:12:22.053Z","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":"2026-11-02T14:07:02.189991Z"}]}}