CVE-2020-28381

Name: CVE-2020-28381
Creator: NVD / NIST
Published: 2021-01-12T21:15:17.683+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 2.62%

Last modified Jun 17, 2026

CVE-2020-28381 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A vulnerability has been identified in Solid Edge SE2020 (All Versions < SE2020MP12), Solid Edge SE2021 (All Versions < SE2021MP2). Affected applications lack proper validation of user-supplied data when parsing PAR files. EPSS estimates a 2.62% chance of exploitation in the next 30 days.

Description

A vulnerability has been identified in Solid Edge SE2020 (All Versions < SE2020MP12), Solid Edge SE2021 (All Versions < SE2021MP2). Affected applications lack proper validation of user-supplied data when parsing PAR files. This could result in an out of bounds write into uninitialized memory. An attacker could leverage this vulnerability to execute code in the context of the current process.

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

2.62%

83.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Siemens	Solid Edge	< se2020
Siemens	Solid Edge	se2020
Siemens	Solid Edge	se2021

References

https://cert-portal.siemens.com/productcert/pdf/ssa-979834.pdfVendor Advisory
https://us-cert.cisa.gov/ics/advisories/icsa-21-012-04Third Party Advisory, US Government Resource
https://www.zerodayinitiative.com/advisories/ZDI-21-048/Third Party Advisory, VDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-21-053/Third Party Advisory, VDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-21-074/Third Party Advisory, VDB Entry
https://cert-portal.siemens.com/productcert/pdf/ssa-979834.pdfVendor Advisory
https://us-cert.cisa.gov/ics/advisories/icsa-21-012-04Third Party Advisory, US Government Resource
https://www.zerodayinitiative.com/advisories/ZDI-21-048/Third Party Advisory, VDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-21-053/Third Party Advisory, VDB Entry
https://www.zerodayinitiative.com/advisories/ZDI-21-074/Third Party Advisory, VDB Entry

Timeline

Published: Jan 12, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-28381?

How severe is CVE-2020-28381?

CVE-2020-28381 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 2.62% probability of exploitation in the next 30 days.

How do I fix CVE-2020-28381?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-28381?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST