Buffer overflow in Datakit Crosscadware
CVE-2021-27494
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.022 (81.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 81.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.022 · newest: 0.022 · change: 0.000
Affected products
- Datakit Crosscadware
- Luxion Keyshot
- Siemens Solid Edge Se2020
- Siemens Solid Edge Se2020 Firmware
- Siemens Solid Edge Se2021
- Siemens Solid Edge Se2021 Firmware
- Datakit Software Libraries Embedded In Luxion Keyshot — versions CatiaV5_3dRead, CatiaV6_3dRead, Step3dRead, Ug3dReadPsr, Jt3dReadPsr modules in KeyShot Versions v10.1 and prior
Weakness classification (CWE)
References
- www.zerodayinitiative.com/advisories/ZDI-21-564/ (VDB Entry, Third Party Advisory)
- cert-portal.siemens.com/productcert/pdf/ssa-119468.pdf (Third Party Advisory)
- us-cert.cisa.gov/ics/advisories/icsa-21-145-01 (US Government Resource, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-27494?
- CVE-2021-27494 is a high-severity vulnerability in Datakit Crosscadware, classified under Stack-based Buffer Overflow. CVSS score: 7.8/10. Published 2021-05-27.
- How severe is CVE-2021-27494?
- High severity. CVSS v3 base score is 7.8 out of 10.