{"id":"CVE-2023-2686","url":"https://www.cyber-defence.io/tools/cve/CVE-2023-2686","generatedAt":"2026-10-24T13:57:25.043Z","title":"Buffer overflow in Wi-Fi Commissioning MicriumOS example in Silicon Labs Gecko SDK v4.2.3 or earlier allows connected device to write payload onto the stack.","description":"Buffer overflow in Wi-Fi Commissioning MicriumOS example in Silicon Labs Gecko SDK v4.2.3 or earlier allows connected device to write payload onto the stack.\n","published":"2023-06-15T19:15:12.000Z","lastModified":"2026-06-17T05:53:12.000Z","status":"Modified","sourceIdentifier":"product-security@silabs.com","cvss":{"version":"3.1","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-120"],"affected":["silabs/gecko software development kit"],"epss":{"score":0.00764,"percentile":0.5494,"date":"2026-10-23","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 (0.76%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://community.silabs.com/sfc/servlet.shepherd/document/download/0698Y00000U2sFvQAJ?operationContext=S1","tags":["Permissions Required"],"source":"product-security@silabs.com"},{"url":"https://github.com/SiliconLabs/gecko_sdk/releases","tags":["Release Notes"],"source":"product-security@silabs.com"},{"url":"https://community.silabs.com/sfc/servlet.shepherd/document/download/0698Y00000U2sFvQAJ?operationContext=S1","tags":["Permissions Required"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/SiliconLabs/gecko_sdk/releases","tags":["Release Notes"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-2686","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."}