{"id":"CVE-2026-81944","aliases":["EUVD-2026-82990","GHSA-xx65-qr94-rrw9"],"status":"published","title":"PLANET IGS-5225-8P2T4S V1/V2 Stack-Based Buffer Overflow via Web Server","description":"PLANET IGS-5225-8P2T4S industrial managed switch V1 and V2 firmware versions before 1.2412b260707 and 2.2412b260519 contain a stack-based buffer overflow in the web server. Insufficient bounds checking on data copied into a stack buffer allows a remote authenticated attacker to cause a denial of service or potentially execute arbitrary code on the underlying operating system.","severity":{"version":"4.0","score":7.7,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.0071,"percentile":0.53977,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-121"],"published":"2026-09-18T15:18:22Z","modified":"2026-09-22T20:43:58Z","products":[{"vendor":"planet technology corp.","product":"planet igs-5225-8p2t4s v1"},{"vendor":"planet technology corp.","product":"planet igs-5225-8p2t4s v2"}],"references":[{"url":"https://www.planet.com.tw/en/support/security-advisory/11","tags":["vendor-advisory","patch"]},{"url":"https://www.vulncheck.com/advisories/planet-igs-5225-8p2t4s-v1-v2-stack-based-buffer-overflow-via-web-server","tags":["third-party-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-81944"},{"url":"https://github.com/advisories/GHSA-xx65-qr94-rrw9"}],"sources":{"cve":[{"id":"CVE-2026-81944","title":"PLANET IGS-5225-8P2T4S V1/V2 Stack-Based Buffer Overflow via Web Server","description":"PLANET IGS-5225-8P2T4S industrial managed switch V1 and V2 firmware versions before 1.2412b260707 and 2.2412b260519 contain a stack-based buffer overflow in the web server. Insufficient bounds checking on data copied into a stack buffer allows a remote authenticated attacker to cause a denial of service or potentially execute arbitrary code on the underlying operating system.","status":"published","published":"2026-09-18T15:18:22.64Z","modified":"2026-09-18T17:53:38.527Z","cvss":[{"version":"4.0","score":7.7,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T13:36:29.327819Z"}],"euvd":[{"id":"EUVD-2026-82990","description":"PLANET IGS-5225-8P2T4S industrial managed switch V1 and V2 firmware versions before 1.2412b260707 and 2.2412b260519 contain a stack-based buffer overflow in the web server. Insufficient bounds checking on data copied into a stack buffer allows a remote authenticated attacker to cause a denial of service or potentially execute arbitrary code on the underlying operating system.","status":"published","published":"2026-09-18T15:18:22Z","modified":"2026-09-18T17:53:38Z","cvss":[{"version":"4.0","score":7.7,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T17:28:07.943492Z"}],"ghsa":[{"id":"GHSA-xx65-qr94-rrw9","title":"PLANET IGS-5225-8P2T4S industrial managed switch V1 and V2 firmware versions before 1.2412b260707...","description":"PLANET IGS-5225-8P2T4S industrial managed switch V1 and V2 firmware versions before 1.2412b260707 and 2.2412b260519 contain a stack-based buffer overflow in the web server. Insufficient bounds checking on data copied into a stack buffer allows a remote authenticated attacker to cause a denial of service or potentially execute arbitrary code on the underlying operating system.","status":"published","published":"2026-09-18T18:31:41Z","modified":"2026-09-18T18:31:54Z","cvss":[{"version":"4.0","score":7.7,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T15:12:11.358904Z"}],"nvd":[{"id":"CVE-2026-81944","description":"PLANET IGS-5225-8P2T4S industrial managed switch V1 and V2 firmware versions before 1.2412b260707 and 2.2412b260519 contain a stack-based buffer overflow in the web server. Insufficient bounds checking on data copied into a stack buffer allows a remote authenticated attacker to cause a denial of service or potentially execute arbitrary code on the underlying operating system.","status":"published","published":"2026-09-18T16:17:11.27Z","modified":"2026-09-22T20:43:58.793Z","cvss":[{"version":"4.0","score":7.7,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-121"],"updated_at":"2026-11-02T14:12:49.70655Z"}]}}