A vulnerability has been identified in NX 1953 Series (All versions < V1973.3700), NX 1980 Series (All versions < V1988), Solid Edge SE2021 (All versions < SE2021MP8). The affected application contains a use-after-free vulnerability while parsing OBJ files. An attacker could leverage this vulnerability to execute code in the context of the current process (ZDI-CAN-13771).
https://www.zerodayinitiative.com/advisories/ZDI-21-1119/
https://cert-portal.siemens.com/productcert/pdf/ssa-728618.pdf
https://cert-portal.siemens.com/productcert/pdf/ssa-328042.pdf