{"id":"CVE-2023-28770","url":"https://www.cyber-defence.io/tools/cve/CVE-2023-28770","generatedAt":"2026-11-04T23:32:07.790Z","title":"The sensitive information exposure vulnerability in the CGI “Export_Log” and the binary “zcmd” in Zyxel DX5401-B0 firmware versions prior to V5.17(ABYO.1)C0 could allow a remote unauthenticated attacker to read the system files and to retrieve the…","description":"The sensitive information exposure vulnerability in the CGI “Export_Log” and the binary “zcmd” in Zyxel DX5401-B0 firmware versions prior to V5.17(ABYO.1)C0 could allow a remote unauthenticated attacker to read the system files and to retrieve the password of the supervisor from the encrypted file.","published":"2023-04-27T09:15:10.000Z","lastModified":"2026-06-17T05:48:44.000Z","status":"Modified","sourceIdentifier":"security@zyxel.com.tw","cvss":{"version":"3.1","score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},"cwe":["CWE-200","CWE-203"],"affected":["zyxel/dx5401-b0 firmware"],"epss":{"score":0.57778,"percentile":0.99086,"date":"2026-11-03","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 57.8%, higher than 99% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://packetstormsecurity.com/files/172277/Zyxel-Chained-Remote-Code-Execution.html","source":"security@zyxel.com.tw"},{"url":"https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities","tags":["Vendor Advisory"],"source":"security@zyxel.com.tw"},{"url":"http://packetstormsecurity.com/files/172277/Zyxel-Chained-Remote-Code-Execution.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-multiple-vulnerabilities","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://packetstorm.news/files/id/172277","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2023-28770","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."}