{"id":"CVE-2021-46155","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-46155","generatedAt":"2026-10-27T18:48:54.775Z","title":"A vulnerability has been identified in Simcenter Femap V2020.2 (All versions), Simcenter Femap V2021.1 (All versions).","description":"A vulnerability has been identified in Simcenter Femap V2020.2 (All versions), Simcenter Femap V2021.1 (All versions). Affected application contains a stack based buffer overflow vulnerability while parsing NEU files. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-14683, ZDI-CAN-15283, ZDI-CAN-15303, ZDI-CAN-15593)","published":"2022-02-09T16:15:15.000Z","lastModified":"2026-06-17T04:14:36.000Z","status":"Modified","sourceIdentifier":"productcert@siemens.com","cvss":{"version":"3.1","score":7.8,"severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"cwe":["CWE-121","CWE-787"],"affected":["siemens/simcenter femap"],"epss":{"score":0.01774,"percentile":0.78031,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (1.77%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-609880.pdf","tags":["Vendor Advisory"],"source":"productcert@siemens.com"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-22-305/","tags":["Third Party Advisory","VDB Entry"],"source":"productcert@siemens.com"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-22-306/","tags":["Third Party Advisory","VDB Entry"],"source":"productcert@siemens.com"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-22-307/","tags":["Third Party Advisory","VDB Entry"],"source":"productcert@siemens.com"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-22-308/","tags":["Third Party Advisory","VDB Entry"],"source":"productcert@siemens.com"},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-609880.pdf","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-22-305/","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-22-306/","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-22-307/","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.zerodayinitiative.com/advisories/ZDI-22-308/","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-46155","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}