A vulnerability has been identified in JT Utilities (All versions < V13.0.3.0), JTTK (All versions < V11.0.3.0). JTTK library in affected products contains a use-after-free vulnerability that could be triggered while parsing specially crafted JT files. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-14911)

References

• https://nvd.nist.gov/vuln/detail/CVE-2021-44447
• https://cert-portal.siemens.com/productcert/pdf/ssa-352143.pdf