FKIE_CVE-2026-1328

Vulnerability from fkie_nvd - Published: 2026-01-22 15:16 - Updated: 2026-01-29 17:47
Severity ?
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
A vulnerability was detected in Totolink NR1800X 9.1.0u.6279_B20210910. Impacted is the function setWizardCfg of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. Performing a manipulation of the argument ssid results in buffer overflow. The attack may be initiated remotely. The exploit is now public and may be used.
References
cna@vuldb.comhttps://lavender-bicycle-a5a.notion.site/TOTOLINK-NR1800X-setWizardCfg-2e453a41781f80568a54c9368082fbe9?source=copy_linkExploit, Third Party Advisory
cna@vuldb.comhttps://vuldb.com/?ctiid.342304Permissions Required, VDB Entry
cna@vuldb.comhttps://vuldb.com/?id.342304Third Party Advisory, VDB Entry
cna@vuldb.comhttps://vuldb.com/?submit.735792Third Party Advisory, VDB Entry
cna@vuldb.comhttps://www.totolink.net/Product
Impacted products
Vendor Product Version
totolink nr1800x_firmware 9.1.0u.6279_b20210910
totolink nr1800x -
To clipboard 

{
  "configurations": [
    {
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              "matchCriteriaId": "5CFB91EF-6C07-45CB-AA17-A3D937FC9D7C",
              "vulnerable": true
            }
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          "operator": "OR"
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            }
          ],
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      "operator": "AND"
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability was detected in Totolink NR1800X 9.1.0u.6279_B20210910. Impacted is the function setWizardCfg of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. Performing a manipulation of the argument ssid results in buffer overflow. The attack may be initiated remotely. The exploit is now public and may be used."
    },
    {
      "lang": "es",
      "value": "Se detect\u00f3 una vulnerabilidad en Totolink NR1800X 9.1.0u.6279_B20210910. Afectada es la funci\u00f3n setWizardCfg del archivo /cgi-bin/cstecgi.cgi del componente POST Request Handler. Realizar una manipulaci\u00f3n del argumento ssid resulta en un desbordamiento de b\u00fafer. El ataque puede iniciarse de forma remota. El exploit ya es p\u00fablico y puede utilizarse."
    }
  ],
  "id": "CVE-2026-1328",
  "lastModified": "2026-01-29T17:47:56.127",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 9.0,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 10.0,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "cna@vuldb.com",
        "type": "Secondary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
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        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
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        "exploitabilityScore": 2.8,
        "impactScore": 5.9,
        "source": "cna@vuldb.com",
        "type": "Secondary"
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    ],
    "cvssMetricV40": [
      {
        "cvssData": {
          "Automatable": "NOT_DEFINED",
          "Recovery": "NOT_DEFINED",
          "Safety": "NOT_DEFINED",
          "attackComplexity": "LOW",
          "attackRequirements": "NONE",
          "attackVector": "NETWORK",
          "availabilityRequirement": "NOT_DEFINED",
          "baseScore": 7.4,
          "baseSeverity": "HIGH",
          "confidentialityRequirement": "NOT_DEFINED",
          "exploitMaturity": "PROOF_OF_CONCEPT",
          "integrityRequirement": "NOT_DEFINED",
          "modifiedAttackComplexity": "NOT_DEFINED",
          "modifiedAttackRequirements": "NOT_DEFINED",
          "modifiedAttackVector": "NOT_DEFINED",
          "modifiedPrivilegesRequired": "NOT_DEFINED",
          "modifiedSubAvailabilityImpact": "NOT_DEFINED",
          "modifiedSubConfidentialityImpact": "NOT_DEFINED",
          "modifiedSubIntegrityImpact": "NOT_DEFINED",
          "modifiedUserInteraction": "NOT_DEFINED",
          "modifiedVulnAvailabilityImpact": "NOT_DEFINED",
          "modifiedVulnConfidentialityImpact": "NOT_DEFINED",
          "modifiedVulnIntegrityImpact": "NOT_DEFINED",
          "privilegesRequired": "LOW",
          "providerUrgency": "NOT_DEFINED",
          "subAvailabilityImpact": "NONE",
          "subConfidentialityImpact": "NONE",
          "subIntegrityImpact": "NONE",
          "userInteraction": "NONE",
          "valueDensity": "NOT_DEFINED",
          "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/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",
          "version": "4.0",
          "vulnAvailabilityImpact": "HIGH",
          "vulnConfidentialityImpact": "HIGH",
          "vulnIntegrityImpact": "HIGH",
          "vulnerabilityResponseEffort": "NOT_DEFINED"
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        "source": "cna@vuldb.com",
        "type": "Secondary"
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  "published": "2026-01-22T15:16:51.173",
  "references": [
    {
      "source": "cna@vuldb.com",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
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    {
      "source": "cna@vuldb.com",
      "tags": [
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        "VDB Entry"
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      "url": "https://vuldb.com/?ctiid.342304"
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    {
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      "tags": [
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      "url": "https://vuldb.com/?submit.735792"
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      "source": "cna@vuldb.com",
      "tags": [
        "Product"
      ],
      "url": "https://www.totolink.net/"
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  ],
  "sourceIdentifier": "cna@vuldb.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-119"
        },
        {
          "lang": "en",
          "value": "CWE-120"
        }
      ],
      "source": "cna@vuldb.com",
      "type": "Secondary"
    }
  ]
}


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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

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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.