{"id":"CVE-2026-75125","state":"PUBLISHED","title":"PLANET GS-4210-16P2S V3 Null Pointer Dereference DoS via dispatcher.cgi web_poe_alive_rmtip_post","description":"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 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.","publishedAt":"2026-08-28T15:32:49.481Z","updatedAt":"2026-09-01T20:28:07.967Z","severity":{"score":6.9,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["PLANET Technology Corp. PLANET GS-4210-16P2S V3"],"affected":[{"vendor":"PLANET Technology Corp.","product":"PLANET GS-4210-16P2S V3","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"3.441b260626","versionType":"custom"}]}],"references":["https://www.planet.com.tw/en/support/security-advisory/10","https://www.vulncheck.com/advisories/planet-gs-4210-16p2s-null-pointer-dereference-dos-via-dispatcher-cgi-web-poe-alive-rmtip-post"],"weaknesses":["CWE-476"],"ingestedAt":"2026-10-29T20:12:58.252Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/75xxx/CVE-2026-75125.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-75125","state":"PUBLISHED","datePublished":"2026-08-28T15:32:49.481Z","dateUpdated":"2026-09-01T20:28:07.967Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-08-17T18:39:57.660Z"},"containers":{"cna":{"title":"PLANET GS-4210-16P2S V3 Null Pointer Dereference DoS via dispatcher.cgi web_poe_alive_rmtip_post","descriptions":[{"lang":"en","value":"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 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."}],"affected":[{"vendor":"PLANET Technology Corp.","product":"PLANET GS-4210-16P2S V3","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"3.441b260626","versionType":"custom"}]}],"references":[{"url":"https://www.planet.com.tw/en/support/security-advisory/10","name":"Vendor Advisory","tags":["vendor-advisory","patch"]},{"url":"https://www.vulncheck.com/advisories/planet-gs-4210-16p2s-null-pointer-dereference-dos-via-dispatcher-cgi-web-poe-alive-rmtip-post","tags":["third-party-advisory"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"HIGH","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"MEDIUM","baseScore":6.9,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N"}},{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","version":"3.1","baseSeverity":"MEDIUM","baseScore":4.9,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-476","lang":"en","description":"NULL Pointer Dereference","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2026-09-01T20:28:07.967Z"},"datePublic":"2026-08-27T00:00:00.000Z","credits":[{"lang":"en","value":"Jincheng Wang (@winmt)","type":"finder"},{"lang":"en","value":"Professor Le Yu of Nanjing University of Posts and Telecommunications","type":"finder"},{"lang":"en","value":"Professor Xiapu Luo of The Hong Kong Polytechnic University","type":"finder"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"vulncheck"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-28T20:26:40.784628Z","id":"CVE-2026-75125","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-28T20:26:47.795Z"}}]}}}