CVE-2026-76955

Full vulnerability record from the local CVENow database.

Description

A buffer overflow vulnerability in the zdp_wtp binary in Zyxel NWA110AX firmware versions through 7.12(ABTG.0)C0 could allow a LAN-based attacker to escalate privileges on an affected device.

Severity

HIGH

CVSS score

8.8 (v3.1)

Vulnerability status

Received

Source identifier

[email protected]

Published

2026-11-03 02:16:53.720000

Last modified

2026-11-03 02:16:53.720000

View original CVE JSON

{
  "id": "CVE-2026-76955",
  "sourceIdentifier": "[email protected]",
  "published": "2026-11-03T02:16:53.720",
  "lastModified": "2026-11-03T02:16:53.720",
  "vulnStatus": "Received",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A buffer overflow vulnerability in the zdp_wtp binary in Zyxel NWA110AX firmware versions through 7.12(ABTG.0)C0 could allow a LAN-based attacker to escalate privileges on an affected device."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "Zyxel",
          "product": "NWA110AX firmware",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "<= 7.12(ABTG.0)C0",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "[email protected]",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "attackVector": "ADJACENT_NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 5.9
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-120"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-buffer-overflow-vulnerability-in-certain-aps-fwa7-and-security-routers-11-03-2026",
      "source": "[email protected]"
    }
  ]
}