How severe is CVE-2021-27490?

CVE-2021-27490 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-2021-27490 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-27490?

CVE-2021-27490 primarily affects Datakit Crosscadware. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-27490?

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-2021-27490 published?

CVE-2021-27490 was published on 2021-05-27 and last updated on 2026-06-17.

CVE-2021-27490

CVE-2021-27490 is a high-severity vulnerability in Datakit Crosscadware 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-125.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 6.8
EPSS exploit prediction: 2% (79th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-125
Affected product: Datakit Crosscadware
Published: 2021-05-27
Last modified: 2026-06-17

Description

Datakit Software libraries CatiaV5_3dRead, CatiaV6_3dRead, Step3dRead, Ug3dReadPsr, Jt3dReadPsr modules in KeyShot Versions v10.1 and prior are vulnerable to an out-of-bounds read, which may allow an attacker to execute arbitrary code.

Frequently asked questions

What is CVE-2021-27490?: Datakit Software libraries CatiaV5_3dRead, CatiaV6_3dRead, Step3dRead, Ug3dReadPsr, Jt3dReadPsr modules in KeyShot Versions v10.1 and prior are vulnerable to an out-of-bounds read, which may allow an attacker to execute arbitrary code.
How severe is CVE-2021-27490?: CVE-2021-27490 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-2021-27490 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-27490?: CVE-2021-27490 primarily affects Datakit Crosscadware. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-27490?: 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-2021-27490 published?: CVE-2021-27490 was published on 2021-05-27 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:a:datakit:crosscadware:*:*:*:*:*:*:*:*
cpe:2.3:a:luxion:keyshot:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:solid_edge_se2020_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:solid_edge_se2021_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Datakit Crosscadware

CVE-2023-23579 — High (CVSS 7.8): Datakit CrossCadWare_x64.dll contains an out-of-bounds write past the end of an allocated buffer while parsing a…
CVE-2021-27496 — High (CVSS 7.8): Datakit Software libraries CatiaV5_3dRead, CatiaV6_3dRead, Step3dRead, Ug3dReadPsr, Jt3dReadPsr modules in KeyShot…
CVE-2021-27494 — High (CVSS 7.8): Datakit Software libraries CatiaV5_3dRead, CatiaV6_3dRead, Step3dRead, Ug3dReadPsr, Jt3dReadPsr modules in KeyShot…
CVE-2021-27488 — High (CVSS 7.8): Datakit Software libraries CatiaV5_3dRead, CatiaV6_3dRead, Step3dRead, Ug3dReadPsr, Jt3dReadPsr modules in KeyShot…
CVE-2021-27492 — Medium (CVSS 5.5): When opening a specially crafted 3DXML file, the application containing Datakit Software libraries CatiaV5_3dRead,…
CVE-2023-22846 — Low (CVSS 3.3): Datakit CrossCadWare_x64.dll contains an out-of-bounds read past the end of an allocated buffer while parsing a…

All CVEs affecting Datakit Crosscadware →

Other CWE-125 (Out-of-bounds Read) vulnerabilities

CVE-2026-24826 — Critical (CVSS 10.0): Out-of-bounds Write, Divide By Zero, NULL Pointer Dereference, Use of Uninitialized Resource, Out-of-bounds Read,…
CVE-2024-22004 — Critical (CVSS 10.0): Due to length check, an attacker with privilege access on a Linux Nonsecure operating system can trigger a…
CVE-2021-41556 — Critical (CVSS 10.0): sqclass.cpp in Squirrel through 2.2.5 and 3.x through 3.1 allows an out-of-bounds read (in the core interpreter) that…
CVE-2021-21777 — Critical (CVSS 10.0): An information disclosure vulnerability exists in the Ethernet/IP UDP handler functionality of EIP Stack Group OpENer…
CVE-2017-14451 — Critical (CVSS 10.0): An exploitable out-of-bounds read vulnerability exists in libevm (Ethereum Virtual Machine) of CPP-Ethereum. A…
CVE-2013-0767 — Critical (CVSS 10.0): The nsSVGPathElement::GetPathLengthScale function in Mozilla Firefox before 18.0, Firefox ESR 10.x before 10.0.12 and…

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