CVE-2021-37203

Severity: high (CVSS 7.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-09-14 · updated 2026-06-17
Weakness: CWE-125

Description

A vulnerability has been identified in NX 1980 Series (All versions < V1984), Solid Edge SE2021 (All versions < SE2021MP8). The plmxmlAdapterIFC.dll contains an out-of-bounds read while parsing user supplied IFC files which could result in a read past the end of an allocated buffer. This could allow an attacker to cause a denial-of-service condition or read sensitive information from memory locations.

Affected products

Siemens Nx 1980: before 1984 — fixed in 1984
Siemens Solid Edge SE2021: before se2021; se2021, se2021-maintenance_pack1, se2021-maintenance_pack2, se2021-maintenance_pack3, se2021-maintenance_pack4, se2021-maintenance_pack5 (+2) — fixed in se2021

How to fix

Upgrade to a fixed version: Siemens Nx 1980 1984; Siemens Solid Edge SE2021 se2021. Check the vendor advisory for mitigations.

References

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