CVE-2021-27494

HIGH

Datakit CrossCADWare < 2021.1 - Stack-based Buffer Overflow in STP File Parser

Title source: llm
STIX 2.1

Description

Datakit Software libraries CatiaV5_3dRead, CatiaV6_3dRead, Step3dRead, Ug3dReadPsr, Jt3dReadPsr modules in KeyShot Versions v10.1 and prior lack proper validation of user-supplied data when parsing STP files. This could result in a stack-based buffer overflow. An attacker could leverage this vulnerability to execute code in the context of the current process.

References (3)

Core 3
Core References
Third Party Advisory, VDB Entry x_refsource_misc
https://www.zerodayinitiative.com/advisories/ZDI-21-564/
Third Party Advisory x_refsource_confirm
https://cert-portal.siemens.com/productcert/pdf/ssa-119468.pdf
Third Party Advisory, US Government Resource x_refsource_misc
https://us-cert.cisa.gov/ics/advisories/icsa-21-145-01

Scores

CVSS v3 7.8
EPSS 0.0062
EPSS Percentile 70.2%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-121
Status published
Products (4)
datakit/crosscadware < 2021.1
luxion/keyshot < 10.1
siemens/solid_edge_se2020_firmware
siemens/solid_edge_se2021_firmware
Published May 27, 2021
Tracked Since Feb 18, 2026