{"id":"CVE-2026-75125","title":"PLANET GS-4210-16P2S V3 firmware before 3.441b260626 contains an authenticated null pointer dereference vulnerability in /cgi-bin/dispatcher.cgi","summary":"PLANET GS-4210-16P2S V3 firmware before 3.441b260626 contains an authenticated null pointer dereference vulnerability in /cgi-bin/dispatcher.cgi. The web_poe_alive_rmtip_post handler dereferences the rmtIP parameter without verifying its…","severity":"medium","cvss":4.9,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-476"],"published":"2026-08-28","updated":"2026-09-08","sourceUpdated":"2026-09-08T20:20:22.260","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-75125","references":[{"url":"https://www.planet.com.tw/en/support/security-advisory/10","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/planet-gs-4210-16p2s-null-pointer-dereference-dos-via-dispatcher-cgi-web-poe-alive-rmtip-post","label":"disclosure@vulncheck.com"}],"tags":["nvd"],"epss":0.00556,"epssPercentile":0.43955,"ingestedAt":"2026-09-08T21:11:12.287Z","slug":"CVE-2026-75125","body":"## Overview\n\nPLANET GS-4210-16P2S V3 firmware before 3.441b260626 contains an authenticated null pointer dereference vulnerability in /cgi-bin/dispatcher.cgi. The web_poe_alive_rmtip_post handler dereferences the rmtIP parameter without verifying its presence. A remote authenticated attacker can send a crafted request omitting the rmtIP parameter to cause the CGI process to dereference a null pointer and crash, resulting in denial of service of the web management interface.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":27,"depthScoreParts":{"impact":27,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}