{"id":"CVE-2023-26597","url":"https://www.cyber-defence.io/tools/cve/CVE-2023-26597","generatedAt":"2026-10-24T00:50:44.854Z","title":"Controller DoS due to buffer overflow in the handling of a specially crafted message received by the controller.","description":"Controller DoS due to buffer overflow in the handling of a specially crafted message received by the controller. See Honeywell Security Notification for recommendations on upgrading and versioning. See Honeywell Security Notification for recommendations on upgrading and versioning. \n\n","published":"2023-07-13T12:15:09.000Z","lastModified":"2026-06-17T05:43:41.000Z","status":"Modified","sourceIdentifier":"psirt@honeywell.com","cvss":{"version":"3.1","score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-400","CWE-787"],"affected":["honeywell/c300 firmware"],"epss":{"score":0.00636,"percentile":0.49836,"date":"2026-10-22","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 (0.64%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://process.honeywell.com","tags":["Product"],"source":"psirt@honeywell.com"},{"url":"https://process.honeywell.com","tags":["Product"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-26597","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."}