What’s Vulnerable › Vulnerabilities

CVE-2021-27382

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-04-22 · updated 2026-06-17
• Weakness: CWE-121

Description

A vulnerability has been identified in Solid Edge SE2020 (All versions < SE2020MP13), Solid Edge SE2020 (All versions < SE2020MP14), Solid Edge SE2021 (All Versions < SE2021MP4). Affected applications lack proper validation of user-supplied data when parsing of PAR files. This could result in a stack based buffer overflow. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-13040)

Affected products

• Siemens Solid Edge SE2020: through se2020mp13
• Siemens Solid Edge Se2021: before se2021mp14 — fixed in se2021mp14

How to fix

Upgrade to a fixed version: Siemens Solid Edge Se2021 se2021mp14. Check the vendor advisory for mitigations.

References

• https://cert-portal.siemens.com/productcert/pdf/ssa-574442.pdf
• https://us-cert.cisa.gov/ics/advisories/icsa-21-103-06
• https://www.zerodayinitiative.com/advisories/ZDI-21-612/
• https://cert-portal.siemens.com/productcert/pdf/ssa-574442.pdf
• https://us-cert.cisa.gov/ics/advisories/icsa-21-103-06
• https://www.zerodayinitiative.com/advisories/ZDI-21-612/

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