CVE-2026-117082

Full vulnerability record from the local CVENow database.

Description

An authentication bypass vulnerability in the Universal Plug and Play (UPnP) framework of the Sercomm AOT-4221SR 4.6 Dual Band GPON ONU device allows an attackers to execute arbitrary SOAP requests via port 5555. This flaw exposes 15 administrative, WAN, LAN, and firewall services without requiring credentials, enabling attackers to modify core routing tables, alter DNS servers, remove firewall rules, and completely compromise the network.

Severity

Not scored

CVSS score

Not available

Vulnerability status

Received

Source identifier

[email protected]

Published

2026-11-02 20:17:33.677000

Last modified

2026-11-02 20:17:33.677000

View original CVE JSON

{
  "id": "CVE-2026-117082",
  "sourceIdentifier": "[email protected]",
  "published": "2026-11-02T20:17:33.677",
  "lastModified": "2026-11-02T20:17:33.677",
  "vulnStatus": "Received",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An authentication bypass vulnerability in the Universal Plug and Play (UPnP) framework of the Sercomm AOT-4221SR 4.6 Dual Band GPON ONU device allows an attackers to execute arbitrary SOAP requests via port 5555. This flaw exposes 15 administrative, WAN, LAN, and firewall services without requiring credentials, enabling attackers to modify core routing tables, alter DNS servers, remove firewall rules, and completely compromise the network."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "version": "n/a",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {},
  "references": [
    {
      "url": "http://sercomm.com",
      "source": "[email protected]"
    },
    {
      "url": "https://github.com/dewcode91/security-research/blob/main/CVE-2026-117082.md",
      "source": "[email protected]"
    }
  ]
}