High severity · published Jun 8, 2021
CVE-2021-27387
A vulnerability has been identified in Simcenter Femap 2020.2 (All versions < V2020.2.MP3), Simcenter Femap 2021.1 (All versions < V2021.1.MP3)
7.8
CVSS
1.3%
EPSS
No
On KEV
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-2021-27399. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-12819)
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.3% · higher than 71% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SF
Simcenter Femap · Siemens
before 2020.2; 2020.2; 2020.2; 2020.2; 2021.1; 2021.1; +1 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-27387
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-27387
Patch
https://cert-portal.siemens.com/productcert/pdf/ssa-133038.pdf
Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-21-780/
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