What’s Vulnerable › Vulnerabilities

CVE-2020-28384

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-01-12 · updated 2026-06-17
• Weakness: CWE-121

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 lead to a stack based buffer overflow. An attacker could leverage this vulnerability to execute code in the context of the current process.

Affected products

• Siemens Solid Edge SE2021: before se2020; se2020, se2020-maintenance_pack1, se2020-maintenance_pack10, se2020-maintenance_pack11, se2020-maintenance_pack2, se2020-maintenance_pack3 (+8) — fixed in se2020

How to fix

Upgrade to a fixed version: Siemens Solid Edge SE2021 se2020. Check the vendor advisory for mitigations.

References

• https://cert-portal.siemens.com/productcert/pdf/ssa-979834.pdf
• https://us-cert.cisa.gov/ics/advisories/icsa-21-012-04
• https://www.zerodayinitiative.com/advisories/ZDI-21-055/
• https://www.zerodayinitiative.com/advisories/ZDI-21-076/
• https://cert-portal.siemens.com/productcert/pdf/ssa-979834.pdf
• https://us-cert.cisa.gov/ics/advisories/icsa-21-012-04
• https://www.zerodayinitiative.com/advisories/ZDI-21-055/
• https://www.zerodayinitiative.com/advisories/ZDI-21-076/

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