{"id":"CVE-2025-11847","aliases":["EUVD-2025-207553","GHSA-qhmq-843h-9vq8"],"status":"published","title":"A null pointer dereference vulnerability in the IP settings CGI program of the Zyxel VMG3625-T50B...","description":"A null pointer dereference vulnerability in the IP settings CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50(ABPM.9.6)C0 and the Zyxel WX3100-T0 firmware versions through 5.50(ABVL.4.8)C0 could allow an authenticated attacker with administrator privileges to trigger a denial-of-service (DoS) condition by sending a crafted HTTP request.","severity":{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.01916,"percentile":0.80129,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-476"],"published":"2026-02-24T02:09:44Z","modified":"2026-06-17T08:31:17Z","products":[{"vendor":"zyxel","product":"ax7501-b1_firmware"},{"vendor":"zyxel","product":"dx3300-t0_firmware"},{"vendor":"zyxel","product":"dx3300-t1_firmware"},{"vendor":"zyxel","product":"dx3301-t0_firmware"},{"vendor":"zyxel","product":"dx4510-b0_firmware"},{"vendor":"zyxel","product":"dx4510-b1_firmware"},{"vendor":"zyxel","product":"dx5401-b1_firmware"},{"vendor":"zyxel","product":"ee3301-00_firmware"},{"vendor":"zyxel","product":"ee5301-00_firmware"},{"vendor":"zyxel","product":"ee6510-10_firmware"},{"vendor":"zyxel","product":"emg3525-t50b_firmware"},{"vendor":"zyxel","product":"emg5523-t50b_firmware"},{"vendor":"zyxel","product":"ex2210-t0_firmware"},{"vendor":"zyxel","product":"ex3300-t0_firmware"},{"vendor":"zyxel","product":"ex3300-t1_firmware"},{"vendor":"zyxel","product":"ex3301-t0_firmware"},{"vendor":"zyxel","product":"ex3500-t0_firmware"},{"vendor":"zyxel","product":"ex3501-t0_firmware"},{"vendor":"zyxel","product":"ex3510-b0_firmware"},{"vendor":"zyxel","product":"ex3510-b1_firmware"},{"vendor":"zyxel","product":"ex3600-t0_firmware"},{"vendor":"zyxel","product":"ex5401-b1_firmware"},{"vendor":"zyxel","product":"ex5510-b0_firmware"},{"vendor":"zyxel","product":"ex5512-t0_firmware"},{"vendor":"zyxel","product":"ex5601-t0_firmware"},{"vendor":"zyxel","product":"ex5601-t1_firmware"},{"vendor":"zyxel","product":"ex7501-b0_firmware"},{"vendor":"zyxel","product":"ex7710-b0_firmware"},{"vendor":"zyxel","product":"gm4100-b0_firmware"},{"vendor":"zyxel","product":"lte3301-plus_firmware"},{"vendor":"zyxel","product":"nebula_fwa505_firmware"},{"vendor":"zyxel","product":"nebula_fwa510_firmware"},{"vendor":"zyxel","product":"nebula_fwa515_firmware"},{"vendor":"zyxel","product":"nebula_fwa710_firmware"},{"vendor":"zyxel","product":"nebula_lte3301-plus_firmware"},{"vendor":"zyxel","product":"pe3301-00_firmware"},{"vendor":"zyxel","product":"pe5301-01_firmware"},{"vendor":"zyxel","product":"pm3100-t0_firmware"},{"vendor":"zyxel","product":"pm5100-t0_firmware"},{"vendor":"zyxel","product":"pm5100-t1_firmware"},{"vendor":"zyxel","product":"pm7300-t0_firmware"},{"vendor":"zyxel","product":"pm7500-00_firmware"},{"vendor":"zyxel","product":"px3321-t1_firmware"},{"vendor":"zyxel","product":"px5301-t0_firmware"},{"vendor":"zyxel","product":"scr_50axe_firmware"},{"vendor":"zyxel","product":"vmg3625-t50b firmware"},{"vendor":"zyxel","product":"vmg3625-t50b_firmware"},{"vendor":"zyxel","product":"vmg4005-b50a_firmware"},{"vendor":"zyxel","product":"vmg4005-b60a_firmware"},{"vendor":"zyxel","product":"vmg8623-t50b_firmware"},{"vendor":"zyxel","product":"we3300-00_firmware"},{"vendor":"zyxel","product":"wx3100-t0 firmware"},{"vendor":"zyxel","product":"wx3100-t0_firmware"},{"vendor":"zyxel","product":"wx3401-b1_firmware"},{"vendor":"zyxel","product":"wx5600-t0_firmware"},{"vendor":"zyxel","product":"wx5610-b0_firmware"}],"references":[{"url":"https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-null-pointer-dereference-and-command-injection-vulnerabilities-in-certain-4g-lte-5g-nr-cpe-dsl-ethernet-cpe-fiber-onts-security-routers-and-wireless-extenders-02-24-2026","tags":["vendor-advisory","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-11847"},{"url":"https://github.com/advisories/GHSA-qhmq-843h-9vq8"}],"sources":{"cve":[{"id":"CVE-2025-11847","description":"A null pointer dereference vulnerability in the IP settings CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50(ABPM.9.6)C0 and the Zyxel WX3100-T0 firmware versions through 5.50(ABVL.4.8)C0 could allow an authenticated attacker with administrator privileges to trigger a denial-of-service (DoS) condition by sending a crafted HTTP request.","status":"published","published":"2026-02-24T02:09:44.684Z","modified":"2026-02-24T20:27:08.473Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:32:51.199669Z"}],"euvd":[{"id":"EUVD-2025-207553","description":"A null pointer dereference vulnerability in the IP settings CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50(ABPM.9.6)C0 and the Zyxel WX3100-T0 firmware versions through 5.50(ABVL.4.8)C0 could allow an authenticated attacker with administrator privileges to trigger a denial-of-service (DoS) condition by sending a crafted HTTP request.","status":"published","published":"2026-02-24T02:09:44Z","modified":"2026-02-24T20:27:08Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T19:48:29.551855Z"}],"ghsa":[{"id":"GHSA-qhmq-843h-9vq8","title":"A null pointer dereference vulnerability in the IP settings CGI program of the Zyxel VMG3625-T50B...","description":"A null pointer dereference vulnerability in the IP settings CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50(ABPM.9.6)C0 and the Zyxel WX3100-T0 firmware versions through 5.50(ABVL.4.8)C0 could allow an authenticated attacker with administrator privileges to trigger a denial-of-service (DoS) condition by sending a crafted HTTP request.","status":"published","published":"2026-02-24T03:30:20Z","modified":"2026-02-24T03:30:27Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T15:06:21.035092Z"}],"nvd":[{"id":"CVE-2025-11847","description":"A null pointer dereference vulnerability in the IP settings CGI program of the Zyxel VMG3625-T50B firmware versions through 5.50(ABPM.9.6)C0 and the Zyxel WX3100-T0 firmware versions through 5.50(ABVL.4.8)C0 could allow an authenticated attacker with administrator privileges to trigger a denial-of-service (DoS) condition by sending a crafted HTTP request.","status":"published","published":"2026-02-24T03:15:59.83Z","modified":"2026-06-17T08:31:17.337Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"},{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:12:01.096037Z"}]}}