Use After Free in Siemens Nx 1980
CVE-2021-37202
A vulnerability has been identified in NX 1980 Series (All versions < V1984), Solid Edge SE2021 (All versions < SE2021MP8). The IFC adapter in affected application contains a use-after-free vulnerability that could be triggered while parsing user-supplied IFC files. An attacker could leverage this vulnerability to execute code in the context of the current process.
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.009 (56.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 56.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- Siemens Nx 1980
- Siemens Nx 1980 Series — versions All versions < V1984
- Siemens Solid Edge — versions se2021
- Siemens Solid Edge Se2021 — versions All versions < SE2021MP8
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cert-portal.siemens.com/productcert/pdf/ssa-208530.pdf (Patch, Vendor Advisory)
- cert-portal.siemens.com/productcert/pdf/ssa-728618.pdf (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-37202?
- CVE-2021-37202 is a high-severity vulnerability in Siemens Nx 1980, classified under Use After Free. CVSS score: 7.8/10. Published 2021-09-14.
- How severe is CVE-2021-37202?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2021-37202 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.