Cyber Resilience

CVE-2021-27492

Medium

Published: 27 May 2021

Published
27 May 2021
Modified
21 November 2024
KEV Added
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Patch
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CVSS Score v3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS Score 0.0128 80.0th percentile
Risk Priority 12 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-27492 is a medium-severity Improper Restriction of XML External Entity Reference (CWE-611) vulnerability in Datakit Crosscadware. Its CVSS base score is 5.5 (Medium).

Operationally, ranked in the top 20.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

When opening a specially crafted 3DXML file, the application containing Datakit Software libraries CatiaV5_3dRead, CatiaV6_3dRead, Step3dRead, Ug3dReadPsr, Jt3dReadPsr modules in KeyShot Versions v10.1 and prior could disclose arbitrary files to remote attackers. This is because of the passing of specially…

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crafted content to the underlying XML parser without taking proper restrictions such as prohibiting an external DTD.

CWE(s)
CWE-611

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

datakit
crosscadware
≤ 2021.1
luxion
keyshot
≤ 10.1
siemens
solid edge se2020 firmware
all versions
siemens
solid edge se2021 firmware
all versions

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

CA-8 Penetration Testing
addresses: CWE-611

Penetration testing includes XML external entity payloads, detecting XXE vulnerabilities and enabling their mitigation.

SI-4 System Monitoring
addresses: CWE-611

Identifies XML external entity processing via monitoring of unusual file/network access or resource usage.

References