{"id":"CVE-2022-26414","url":"https://www.cyber-defence.io/tools/cve/CVE-2022-26414","generatedAt":"2026-10-27T17:45:35.051Z","title":"A potential buffer overflow vulnerability was identified in some internal functions of Zyxel VMG3312-T20A firmware version 5.30(ABFX.5)C0, which could be exploited by a local authenticated attacker to cause a denial of service.","description":"A potential buffer overflow vulnerability was identified in some internal functions of Zyxel VMG3312-T20A firmware version 5.30(ABFX.5)C0, which could be exploited by a local authenticated attacker to cause a denial of service.","published":"2022-04-11T13:15:08.000Z","lastModified":"2026-06-17T04:35:10.000Z","status":"Modified","sourceIdentifier":"security@zyxel.com.tw","cvss":{"version":"3.1","score":5.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-120"],"affected":["zyxel/vmg3312-t20a firmware","zyxel/emg3525-t50b firmware","zyxel/emg5523-t50b firmware","zyxel/emg5723-t50k firmware","zyxel/emg6726-b10a firmware","zyxel/vmg1312-t20b firmware","zyxel/vmg3625-t50b firmware","zyxel/vmg3927-b50a firmware","zyxel/vmg3927-b50b firmware","zyxel/vmg3927-b60a firmware","zyxel/vmg3927-t50k firmware","zyxel/vmg4927-b50a firmware","zyxel/vmg8623-t50b firmware","zyxel/vmg8825-b50a firmware","zyxel/vmg8825-b50b firmware","zyxel/vmg8825-t50k firmware","zyxel/vmg8825-b60a firmware","zyxel/vmg8825-b60b firmware","zyxel/xmg3927-b50a firmware","zyxel/xmg8825-b50a firmware","zyxel/dx5401-b0 firmware","zyxel/ex3510-b0 firmware","zyxel/ex5401-b0 firmware","zyxel/ex5501-b0 firmware","zyxel/ax7501-b0 firmware","zyxel/ep240p firmware","zyxel/pm7300-t0 firmware","zyxel/pmg5317-t20b firmware","zyxel/pmg5617ga firmware","zyxel/pmg5617-t20b2 firmware","zyxel/pmg5622ga firmware","zyxel/px7501-b0 firmware"],"epss":{"score":0.00208,"percentile":0.1084,"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":"low","text":"Lower severity and a low EPSS score (0.21%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://www.zyxel.com/support/OS-command-injection-and-buffer-overflow-vulnerabilities-of-CPE-and-ONTs.shtml","tags":["Vendor Advisory"],"source":"security@zyxel.com.tw"},{"url":"https://www.zyxel.com/support/OS-command-injection-and-buffer-overflow-vulnerabilities-of-CPE-and-ONTs.shtml","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-26414","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."}