What’s Vulnerable › Vulnerabilities

CVE-2021-25678

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% 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-787

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 PAR files. This could result in an out of bounds write past the end of an allocated structure. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-12529)

Affected products

• Siemens Solid Edge SE2020: before se2020mp14 — fixed in se2020mp14
• Siemens Solid Edge Se2021: before se2021mp4 — fixed in se2021mp4

How to fix

Upgrade to a fixed version: Siemens Solid Edge SE2020 se2020mp14; Siemens Solid Edge Se2021 se2021mp4. Check the vendor advisory for mitigations.

References

• https://cert-portal.siemens.com/productcert/pdf/ssa-574442.pdf
• https://www.zerodayinitiative.com/advisories/ZDI-21-611/
• https://cert-portal.siemens.com/productcert/pdf/ssa-574442.pdf
• https://www.zerodayinitiative.com/advisories/ZDI-21-611/

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