How severe is CVE-2020-28386?

CVE-2020-28386 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-28386 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-28386?

CVE-2020-28386 primarily affects Siemens Solid Edge. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-28386?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-28386 published?

CVE-2020-28386 was published on 2021-01-12 and last updated on 2026-06-17.

CVE-2020-28386

CVE-2020-28386 is a high-severity vulnerability in Siemens Solid Edge with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 6.8
EPSS exploit prediction: 3% (84th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Siemens Solid Edge
Published: 2021-01-12
Last modified: 2026-06-17

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 DFT 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.

Frequently asked questions

What is CVE-2020-28386?: 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 DFT 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.
How severe is CVE-2020-28386?: CVE-2020-28386 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-28386 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-28386?: CVE-2020-28386 primarily affects Siemens Solid Edge. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-28386?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-28386 published?: CVE-2020-28386 was published on 2021-01-12 and last updated on 2026-06-17.

References

Affected products (15)

cpe:2.3:a:siemens:solid_edge:*:*:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge:se2020:-:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge:se2020:maintenance_pack1:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge:se2020:maintenance_pack10:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge:se2020:maintenance_pack11:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge:se2020:maintenance_pack2:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge:se2020:maintenance_pack3:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge:se2020:maintenance_pack4:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge:se2020:maintenance_pack5:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge:se2020:maintenance_pack6:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge:se2020:maintenance_pack7:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge:se2020:maintenance_pack8:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge:se2020:maintenance_pack9:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge:se2021:-:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge:se2021:maintenance_pack1:*:*:*:*:*:*

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