CVE-2021-27399

HIGH

Simcenter Femap <2020.2.MP3 & <2021.1.MP3 - RCE

Title source: llm
STIX 2.1

Description

A vulnerability has been identified in Simcenter Femap 2020.2 (All versions < V2020.2.MP3), Simcenter Femap 2021.1 (All versions < V2021.1.MP3). The femap.exe application lacks proper validation of user-supplied data when parsing FEMAP files. This could result in an out of bounds write past the end of an allocated structure, a different vulnerability than CVE-2021-27387. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-12820)

References (2)

Core 2
Core References
Patch, Vendor Advisory x_refsource_misc
https://cert-portal.siemens.com/productcert/pdf/ssa-133038.pdf
Third Party Advisory, VDB Entry x_refsource_misc
https://www.zerodayinitiative.com/advisories/ZDI-21-781/

Scores

CVSS v3 7.8
EPSS 0.0040
EPSS Percentile 61.1%
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-787
Status published
Products (3)
siemens/simcenter_femap 2020.2 (3 CPE variants)
siemens/simcenter_femap 2021.1 (3 CPE variants)
siemens/simcenter_femap < 2020.2
Published Jun 08, 2021
Tracked Since Feb 18, 2026