{"id":"CVE-2026-102212","aliases":["EUVD-2026-114719","GHSA-6gjc-q635-685r"],"status":"published","title":"Pre-Auth Heap Buffer Overflow in the Multipart Request","description":"Heap-based buffer overflow in Opengear IM72XX, CM71XX, and ACM70XX firmware versions 4.8.0 through 5.5.2 on console server appliances allows an unauthenticated remote attacker to crash the index.cgi process via a crafted multipart/form-data POST request containing an overlong Content-Disposition name field.","severity":{"version":"4.0","score":8.4,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:U/S:P/AU:Y/RE:L/U:Red","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.0032,"percentile":0.25295,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-122"],"published":"2026-10-31T16:01:56Z","modified":"2026-11-06T13:48:25Z","products":[{"vendor":"opengear","product":"acm7000"},{"vendor":"opengear","product":"cm7100"},{"vendor":"opengear","product":"im7200"}],"references":[{"url":"https://portal.opengear.com/customerservice/s/article/Release-Notification-Firmware-Version-5-5-3-is-Now-Generally-Available","tags":["patch"]},{"url":"https://portal.opengear.com/customerservice/s/article/CVE-2026-102212-Opengear-Console-Server-Buffer-Overflow-to-RCE","tags":["vendor-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-102212"},{"url":"https://github.com/advisories/GHSA-6gjc-q635-685r"}],"sources":{"cve":[{"id":"CVE-2026-102212","title":"Pre-Auth Heap Buffer Overflow in the Multipart Request","description":"Heap-based buffer overflow in Opengear IM72XX, CM71XX, and ACM70XX firmware versions 4.8.0 through 5.5.2 on console server appliances allows an unauthenticated remote attacker to crash the index.cgi process via a crafted multipart/form-data POST request containing an overlong Content-Disposition name field.","status":"published","published":"2026-10-31T16:01:56.106Z","modified":"2026-11-06T13:48:25.489Z","cvss":[{"version":"4.0","score":8.4,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:U/S:P/AU:Y/RE:L/U:Red","level":"high","assessor":"cna"}],"cwes":["CWE-122"],"updated_at":"2026-11-06T14:58:28.173309Z"}],"euvd":[{"id":"EUVD-2026-114719","description":"Heap-based buffer overflow in Opengear IM72XX, CM71XX, and ACM70XX firmware versions 4.8.0 through 5.5.2 on console server appliances allows an unauthenticated remote attacker to crash the index.cgi process via a crafted multipart/form-data POST request containing an overlong Content-Disposition name field.","status":"published","published":"2026-10-31T16:01:56Z","modified":"2026-11-06T13:48:25Z","cvss":[{"version":"4.0","score":8.4,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:U/S:P/AU:Y/RE:L/U:Red","level":"high"}],"updated_at":"2026-11-06T15:05:10.688381Z"}],"ghsa":[{"id":"GHSA-6gjc-q635-685r","title":"Heap-based buffer overflow in Opengear IM72XX, CM71XX, and ACM70XX firmware versions 4.8.0...","description":"Heap-based buffer overflow in Opengear IM72XX, CM71XX, and ACM70XX firmware versions 4.8.0 through 5.5.2 on console server appliances allows an unauthenticated remote attacker to crash the index.cgi process via a crafted multipart/form-data POST request containing an overlong Content-Disposition name field.","status":"published","published":"2026-10-31T18:30:21Z","modified":"2026-10-31T18:30:30Z","cvss":[{"version":"4.0","score":8.4,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:U/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:P/AU:Y/R:X/V:X/RE:L/U:Red","level":"high"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T15:14:54.535223Z"}],"nvd":[{"id":"CVE-2026-102212","description":"Heap-based buffer overflow in Opengear IM72XX, CM71XX, and ACM70XX firmware versions 4.8.0 through 5.5.2 on console server appliances allows an unauthenticated remote attacker to crash the index.cgi process via a crafted multipart/form-data POST request containing an overlong Content-Disposition name field.","status":"published","published":"2026-10-31T16:16:52.553Z","modified":"2026-11-06T14:17:05.86Z","cvss":[{"version":"4.0","score":8.4,"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:U/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:P/AU:Y/R:X/V:X/RE:L/U:Red","level":"high","assessor":"secondary"}],"cwes":["CWE-122"],"updated_at":"2026-11-06T16:00:35.898156Z"}]}}