CVE-2026-113744 (GCVE-0-2026-113744)

Vulnerability from cvelistv5 – Published: 2026-10-21 01:30 – Updated: 2026-10-21 01:30
VLAI
Title
Tenda AC19 httpd Web Management Service SetFirewallCfg formSetFirewallCfg stack-based overflow
Summary
A security vulnerability has been detected in Tenda AC19 16.03.10.07. The impacted element is the function formSetFirewallCfg of the file /goform/SetFirewallCfg of the component httpd Web Management Service. Such manipulation of the argument firewallEn leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed publicly and may be used.
Severity
10 (Critical)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P
10 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R
10 (Critical)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:R
CWE
Assigner
VulDB CNA under the mitre root
CNA scorecard B 82/100 over 3957 records in the last 180 days details
References
URL Tags
https://vuldb.com/vuln/422925 vdb-entrytechnical-description
https://vuldb.com/vuln/422925/cti signaturepermissions-required
https://vuldb.com/cve/CVE-2026-113744 third-party-advisory
https://vuldb.com/submit/1018542 third-party-advisory
https://github.com/henrythekingofuk/TendaCVE exploit
https://www.tenda.com.cn/ product
Impacted products
Vendor Product Version CPE status
Tenda AC19 Affected: 16.03.10.07
    cpe:2.3:h:tenda:ac19:*:*:*:*:*:*:*:*
Create a notification for this product.
Credits
Zeming Hu (VulDB User)
Show details on NVD website
To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:h:tenda:ac19:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "httpd Web Management Service"
          ],
          "product": "AC19",
          "vendor": "Tenda",
          "versions": [
            {
              "status": "affected",
              "version": "16.03.10.07"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "Zeming Hu (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A security vulnerability has been detected in Tenda AC19 16.03.10.07. The impacted element is the function formSetFirewallCfg of the file /goform/SetFirewallCfg of the component httpd Web Management Service. Such manipulation of the argument firewallEn leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed publicly and may be used."
        }
      ],
      "metrics": [
        {
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            "baseScore": 10,
            "baseSeverity": "CRITICAL",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P",
            "version": "4.0"
          }
        },
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            "version": "3.1"
          }
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      "problemTypes": [
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            }
          ]
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        {
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              "description": "Memory Corruption",
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      ],
      "providerMetadata": {
        "dateUpdated": "2026-10-21T01:30:24.075Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-422925 | Tenda AC19 httpd Web Management Service SetFirewallCfg formSetFirewallCfg stack-based overflow",
          "tags": [
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://vuldb.com/vuln/422925"
        },
        {
          "name": "VDB-422925 | CTI Indicators (IOB, IOC, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/vuln/422925/cti"
        },
        {
          "name": "CVE-2026-113744 | CVE Analysis and Report",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/cve/CVE-2026-113744"
        },
        {
          "name": "Submit #1018542 | Tenda AC19 V16.03.10.07 Stack-based Buffer Overflow",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/submit/1018542"
        },
        {
          "tags": [
            "exploit"
          ],
          "url": "https://github.com/henrythekingofuk/TendaCVE"
        },
        {
          "tags": [
            "product"
          ],
          "url": "https://www.tenda.com.cn/"
        }
      ],
      "timeline": [
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          "lang": "en",
          "time": "2026-10-20T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
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          "time": "2026-10-20T02:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2026-10-20T18:58:39.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "Tenda AC19 httpd Web Management Service SetFirewallCfg formSetFirewallCfg stack-based overflow",
      "x_generator": [
        "VulDB PVTS v202610"
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-113744",
    "datePublished": "2026-10-21T01:30:24.075Z",
    "dateReserved": "2026-10-20T16:53:34.154Z",
    "dateUpdated": "2026-10-21T01:30:24.075Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-113744",
      "date": "2026-10-21",
      "epss": "0.00622",
      "percentile": "0.49084"
    },
    "nvd": {
      "cve": {
        "affected": [
          {
            "affectedData": [
              {
                "cpes": [
                  "cpe:2.3:h:tenda:ac19:*:*:*:*:*:*:*:*"
                ],
                "modules": [
                  "httpd Web Management Service"
                ],
                "product": "AC19",
                "vendor": "Tenda",
                "versions": [
                  {
                    "status": "affected",
                    "version": "16.03.10.07"
                  }
                ]
              }
            ],
            "source": "cna@vuldb.com"
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "A security vulnerability has been detected in Tenda AC19 16.03.10.07. The impacted element is the function formSetFirewallCfg of the file /goform/SetFirewallCfg of the component httpd Web Management Service. Such manipulation of the argument firewallEn leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed publicly and may be used."
          }
        ],
        "id": "CVE-2026-113744",
        "lastModified": "2026-10-21T14:26:26.470",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "HIGH",
              "cvssData": {
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                "accessVector": "NETWORK",
                "authentication": "NONE",
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                "baseScore": 10.0,
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                "integrityImpact": "COMPLETE",
                "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C",
                "version": "2.0"
              },
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              "impactScore": 10.0,
              "obtainAllPrivilege": false,
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              "source": "cna@vuldb.com",
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            }
          ],
          "cvssMetricV31": [
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                "attackVector": "NETWORK",
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                "baseScore": 10.0,
                "baseSeverity": "CRITICAL",
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                "scope": "CHANGED",
                "userInteraction": "NONE",
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          "cvssMetricV40": [
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                "Automatable": "NOT_DEFINED",
                "Recovery": "NOT_DEFINED",
                "Safety": "NOT_DEFINED",
                "attackComplexity": "LOW",
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                "availabilityRequirement": "NOT_DEFINED",
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                "baseSeverity": "CRITICAL",
                "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": "NONE",
                "providerUrgency": "NOT_DEFINED",
                "subAvailabilityImpact": "HIGH",
                "subConfidentialityImpact": "HIGH",
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                "valueDensity": "NOT_DEFINED",
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                "vulnConfidentialityImpact": "HIGH",
                "vulnIntegrityImpact": "HIGH",
                "vulnerabilityResponseEffort": "NOT_DEFINED"
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              "source": "cna@vuldb.com",
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        "references": [
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            "url": "https://github.com/henrythekingofuk/TendaCVE"
          },
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            "url": "https://vuldb.com/cve/CVE-2026-113744"
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    }
  }
}



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