{"cve":"CVE-2022-43389","nvd":{"published":"2023-01-11T02:15:11.073","modified":"2026-06-17T05:06:24.807","status":"Modified","description":"A buffer overflow vulnerability in the library of the web server in Zyxel NR7101 firmware prior to V1.15(ACCC.3)C0, which could allow an unauthenticated attacker to execute some OS commands or to cause denial-of-service (DoS) conditions on a vulnerable device.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-120"],"references":["https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-command-injection-and-buffer-overflow-vulnerabilities-of-cpe-fiber-onts-and-wifi-extenders","https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-command-injection-and-buffer-overflow-vulnerabilities-of-cpe-fiber-onts-and-wifi-extenders"],"products":["zyxel:ep240p_firmware","zyxel:lte3202-m437_firmware","zyxel:lte3316-m604_firmware","zyxel:lte7480-m804_firmware","zyxel:lte7490-m904_firmware","zyxel:nebula_fwa510_firmware","zyxel:nebula_fwa710_firmware","zyxel:nebula_nr7101_firmware","zyxel:nr5103_firmware","zyxel:nr5103e_firmware","zyxel:nr7101_firmware","zyxel:nr7102_firmware","zyxel:nr7103_firmware","zyxel:pm7320-b0_firmware","zyxel:pmg5317-t20b_firmware","zyxel:pmg5617ga_firmware","zyxel:pmg5622ga_firmware"],"source":"nvd","synced_at":"2026-10-19T21:37:34.931465858+00:00"},"epss":{"cve":"CVE-2022-43389","score":0.00627,"percentile":0.50086,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}