{"id":"CVE-2021-22761","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-22761","generatedAt":"2026-10-27T22:32:10.697Z","title":"A CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability exists inIGSS Definition (Def.exe) V15.0.0.21140 and prior that could result in disclosure of information or remote code e+F15xecution due to missing length…","description":"A CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability exists inIGSS Definition (Def.exe) V15.0.0.21140 and prior that could result in disclosure of information or remote code e+F15xecution due to missing length check on user supplied data, when a malicious CGF file is imported to IGSS Definition.","published":"2021-06-11T16:15:10.000Z","lastModified":"2026-06-17T03:37:43.000Z","status":"Modified","sourceIdentifier":"cybersecurity@se.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-119"],"affected":["schneider-electric/interactive graphical scada system"],"epss":{"score":0.00665,"percentile":0.51505,"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 (0.66%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-159-01","tags":["Vendor Advisory"],"source":"cybersecurity@se.com"},{"url":"http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-159-01","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-22761","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."}