{"id":"CVE-2021-44445","aliases":["EUVD-2021-31285","GHSA-wp8c-5j7q-j666"],"status":"published","title":"A vulnerability has been identified in JT Utilities (All versions \u003c V13.1.1.0), JTTK (All...","description":"A vulnerability has been identified in JT Utilities (All versions \u003c V13.1.1.0), JTTK (All versions \u003c V11.1.1.0). JTTK library in affected products contains an out of bounds write past the fixed-length heap-based buffer while parsing specially crafted JT files. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-15054)","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":0.0084,"percentile":0.58309,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-122","CWE-787"],"published":"2021-12-14T12:07:05Z","modified":"2026-06-17T04:12:21Z","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-802578.pdf","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-44445"},{"url":"https://github.com/advisories/GHSA-wp8c-5j7q-j666"}],"sources":{"cve":[{"id":"CVE-2021-44445","description":"A vulnerability has been identified in JT Utilities (All versions \u003c V13.1.1.0), JTTK (All versions \u003c V11.1.1.0). JTTK library in affected products contains an out of bounds write past the fixed-length heap-based buffer while parsing specially crafted JT files. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-15054)","status":"published","published":"2021-12-14T12:07:05Z","modified":"2024-08-04T04:25:16.917Z","cwes":["CWE-122"],"updated_at":"2026-11-02T14:33:01.166399Z"}],"euvd":[{"id":"EUVD-2021-31285","description":"A vulnerability has been identified in JT Utilities (All versions \u003c V13.1.1.0), JTTK (All versions \u003c V11.1.1.0). JTTK library in affected products contains an out of bounds write past the fixed-length heap-based buffer while parsing specially crafted JT files. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-15054)","status":"published","published":"2021-12-14T12:07:05Z","modified":"2024-08-04T04:25:16Z","updated_at":"2026-11-03T03:08:29.150764Z"}],"ghsa":[{"id":"GHSA-wp8c-5j7q-j666","title":"A vulnerability has been identified in JT Utilities (All versions \u003c V13.1.1.0), JTTK (All...","description":"A vulnerability has been identified in JT Utilities (All versions \u003c V13.1.1.0), JTTK (All versions \u003c V11.1.1.0). JTTK library in affected products contains an out of bounds write past the fixed-length heap-based buffer while parsing specially crafted JT files. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-15054)","status":"published","published":"2021-12-15T00:01:09Z","modified":"2023-02-01T05:06:47Z","cwes":["CWE-787"],"updated_at":"2026-11-02T14:50:25.046492Z"}],"nvd":[{"id":"CVE-2021-44445","description":"A vulnerability has been identified in JT Utilities (All versions \u003c V13.1.1.0), JTTK (All versions \u003c V11.1.1.0). JTTK library in affected products contains an out of bounds write past the fixed-length heap-based buffer while parsing specially crafted JT files. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-15054)","status":"published","published":"2021-12-14T12:15:11.727Z","modified":"2026-06-17T04:12:21.66Z","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-122","CWE-787"],"updated_at":"2026-11-02T14:07:02.189991Z"}]}}