FKIE_CVE-2026-7287

Vulnerability from fkie_nvd - Published: 2026-05-12 04:16 - Updated: 2026-05-16 03:08
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
** UNSUPPORTED WHEN ASSIGNED ** A buffer overflow vulnerability in the formWep(), formWlAc(), formPasswordSetup(), formUpgradeCert(), and formDelcert() functions of the “webs” binary in Zyxel NWA1100-N customized firmware version 1.00(AACE.1)C0 could allow an attacker to trigger a denial-of-service (DoS) condition by sending a crafted HTTP request to a vulnerable device.
References
security@zyxel.com.twhttps://www.zyxel.com/global/en/support/end-of-lifeProduct
Impacted products
Vendor Product Version
zyxel nwa1100-n_firmware 1.00\(aace.1\)c0
zyxel nwa1100-n -
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:zyxel:nwa1100-n_firmware:1.00\\(aace.1\\)c0:*:*:*:*:*:*:*",
              "matchCriteriaId": "02FE7105-3912-4895-B129-5BCD3A21F81E",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:zyxel:nwa1100-n:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "6904F1E3-5032-4FC8-95C9-1E2267A19382",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [
    {
      "sourceIdentifier": "security@zyxel.com.tw",
      "tags": [
        "unsupported-when-assigned"
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "** UNSUPPORTED WHEN ASSIGNED ** A buffer overflow vulnerability in the formWep(), formWlAc(), formPasswordSetup(), formUpgradeCert(), and formDelcert() functions of the \u201cwebs\u201d binary in Zyxel NWA1100-N customized firmware version 1.00(AACE.1)C0 could allow an attacker to trigger a denial-of-service (DoS) condition by sending a crafted HTTP request to a vulnerable device."
    }
  ],
  "id": "CVE-2026-7287",
  "lastModified": "2026-05-16T03:08:15.730",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "security@zyxel.com.tw",
        "type": "Primary"
      }
    ]
  },
  "published": "2026-05-12T04:16:29.637",
  "references": [
    {
      "source": "security@zyxel.com.tw",
      "tags": [
        "Product"
      ],
      "url": "https://www.zyxel.com/global/en/support/end-of-life"
    }
  ],
  "sourceIdentifier": "security@zyxel.com.tw",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-120"
        }
      ],
      "source": "security@zyxel.com.tw",
      "type": "Primary"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.