{"id":"CVE-2022-46423","aliases":["EUVD-2022-49228","GHSA-6662-6w2g-g564"],"status":"published","title":"An exploitable firmware modification vulnerability was discovered on the Netgear WNR2000v1 router...","description":"An exploitable firmware modification vulnerability was discovered on the Netgear WNR2000v1 router. An attacker can conduct a MITM (Man-in-the-Middle) attack to modify the user-uploaded firmware image and bypass the CRC check, allowing attackers to execute arbitrary code or cause a Denial of Service (DoS). This affects v1.2.3.7 and earlier.","severity":{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00429,"percentile":0.37476,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-494"],"published":"2022-12-20T00:00:00Z","modified":"2026-06-17T05:11:45Z","products":[{"vendor":"netgear","product":"wnr2000_firmware"}],"references":[{"url":"https://www.netgear.com/about/security/","tags":["x_transferred","Vendor Advisory"]},{"url":"https://hackmd.io/%40slASVrz_SrW7NQCsunofeA/BktKl8ZDo","tags":["x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-46423"},{"url":"https://hackmd.io/@slASVrz_SrW7NQCsunofeA/BktKl8ZDo"},{"url":"https://www.netgear.com/about/security"},{"url":"https://github.com/advisories/GHSA-6662-6w2g-g564"}],"sources":{"cve":[{"id":"CVE-2022-46423","description":"An exploitable firmware modification vulnerability was discovered on the Netgear WNR2000v1 router. An attacker can conduct a MITM (Man-in-the-Middle) attack to modify the user-uploaded firmware image and bypass the CRC check, allowing attackers to execute arbitrary code or cause a Denial of Service (DoS). This affects v1.2.3.7 and earlier.","status":"published","published":"2022-12-20T00:00:00Z","modified":"2025-04-17T13:23:40.5Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-494"],"updated_at":"2026-11-02T14:34:31.840191Z"}],"euvd":[{"id":"EUVD-2022-49228","description":"An exploitable firmware modification vulnerability was discovered on the Netgear WNR2000v1 router. An attacker can conduct a MITM (Man-in-the-Middle) attack to modify the user-uploaded firmware image and bypass the CRC check, allowing attackers to execute arbitrary code or cause a Denial of Service (DoS). This affects v1.2.3.7 and earlier.","status":"published","published":"2022-12-20T00:00:00Z","modified":"2025-04-17T13:23:40Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T20:52:22.025137Z"}],"ghsa":[{"id":"GHSA-6662-6w2g-g564","title":"An exploitable firmware modification vulnerability was discovered on the Netgear WNR2000v1 router...","description":"An exploitable firmware modification vulnerability was discovered on the Netgear WNR2000v1 router. An attacker can conduct a MITM (Man-in-the-Middle) attack to modify the user-uploaded firmware image and bypass the CRC check, allowing attackers to execute arbitrary code or cause a Denial of Service (DoS). This affects v1.2.3.7 and earlier.","status":"published","published":"2022-12-20T21:30:19Z","modified":"2025-04-17T15:33:35Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-494"],"updated_at":"2026-11-02T15:01:36.418546Z"}],"nvd":[{"id":"CVE-2022-46423","description":"An exploitable firmware modification vulnerability was discovered on the Netgear WNR2000v1 router. An attacker can conduct a MITM (Man-in-the-Middle) attack to modify the user-uploaded firmware image and bypass the CRC check, allowing attackers to execute arbitrary code or cause a Denial of Service (DoS). This affects v1.2.3.7 and earlier.","status":"published","published":"2022-12-20T20:15:10.557Z","modified":"2026-06-17T05:11:45.22Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-494"],"updated_at":"2026-11-02T14:07:34.031641Z"}]}}