How severe is CVE-2020-28387?

CVE-2020-28387 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2020-28387 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-28387?

CVE-2020-28387 primarily affects Siemens Solid Edge. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-28387?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-28387 published?

CVE-2020-28387 was published on 2021-03-15 and last updated on 2026-06-17.

CVE-2020-28387

CVE-2020-28387 is a medium-severity vulnerability in Siemens Solid Edge with a CVSS 3.x base score of 5.5. 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-611.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 4.3
EPSS exploit prediction: 1% (55th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-611
Affected product: Siemens Solid Edge
Published: 2021-03-15
Last modified: 2026-06-17

Description

A vulnerability has been identified in Solid Edge SE2020 (All Versions < SE2020MP13), Solid Edge SE2021 (All Versions < SE2021MP3). When opening a specially crafted SEECTCXML file, the application could disclose arbitrary files to remote attackers. This is because of the passing of specially crafted content to the underlying XML parser without taking proper restrictions such as prohibiting an external dtd. (ZDI-CAN-11923)

Frequently asked questions

What is CVE-2020-28387?: A vulnerability has been identified in Solid Edge SE2020 (All Versions < SE2020MP13), Solid Edge SE2021 (All Versions < SE2021MP3). When opening a specially crafted SEECTCXML file, the application could disclose arbitrary files to remote attackers. This is because of the passing of specially crafted content to the underlying XML parser without taking proper restrictions such as prohibiting an external dtd. (ZDI-CAN-11923)
How severe is CVE-2020-28387?: CVE-2020-28387 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2020-28387 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-28387?: CVE-2020-28387 primarily affects Siemens Solid Edge. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-28387?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-28387 published?: CVE-2020-28387 was published on 2021-03-15 and last updated on 2026-06-17.

References

https://cert-portal.siemens.com/productcert/pdf/ssa-715184.pdf

Affected products (3)

cpe:2.3:a:siemens:solid_edge:*:*:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge:se2021:-:*:*:*:*:*:*
cpe:2.3:a:siemens:solid_edge:se2021:maintenance_pack1:*:*:*:*:*:*

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