CVE-2021-44434
Published: 14 December 2021
Summary
CVE-2021-44434 is a high-severity Out-of-bounds Write (CWE-787) vulnerability in Siemens Jt Open Toolkit. Its CVSS base score is 7.8 (High).
Operationally, ranked in the top 37.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-31274
Vulnerability details
A vulnerability has been identified in JT Utilities (All versions < V13.1.1.0), JTTK (All versions < V11.1.1.0). JTTK library in affected products is vulnerable to an out of bounds write past the end of an allocated structure while parsing specially…
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crafted JT files. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-14902, ZDI-CAN-14866)
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Out-of-bounds writes that corrupt control flow or inject shellcode are rendered non-executable by the same memory protections.