{
  "containers": {
    "cna": {
      "affected": [
        {
          "modules": [
            "HTTP POST Request Handler"
          ],
          "product": "E8450",
          "vendor": "Linksys",
          "versions": [
            {
              "status": "affected",
              "version": "1.2.00.360516"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "CH13hh (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A vulnerability, which was classified as critical, was found in Linksys E8450 up to 1.2.00.360516. This affects the function set_device_language of the file portal.cgi of the component HTTP POST Request Handler. The manipulation of the argument dut_language leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way."
        },
        {
          "lang": "de",
          "value": "Es wurde eine kritische Schwachstelle in Linksys E8450 bis 1.2.00.360516 gefunden. Betroffen hiervon ist die Funktion set_device_language der Datei portal.cgi der Komponente HTTP POST Request Handler. Durch Beeinflussen des Arguments dut_language mit unbekannten Daten kann eine buffer overflow-Schwachstelle ausgenutzt werden. Umgesetzt werden kann der Angriff \u00fcber das Netzwerk. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 8.7,
            "baseSeverity": "HIGH",
            "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",
            "version": "4.0"
          }
        },
        {
          "cvssV3_1": {
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R",
            "version": "3.1"
          }
        },
        {
          "cvssV3_0": {
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R",
            "version": "3.0"
          }
        },
        {
          "cvssV2_0": {
            "baseScore": 9,
            "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR",
            "version": "2.0"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-120",
              "description": "Buffer Overflow",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-119",
              "description": "Memory Corruption",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-06-27T03:00:15.299Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-314049 | Linksys E8450 HTTP POST Request portal.cgi set_device_language buffer overflow",
          "tags": [
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://vuldb.com/?id.314049"
        },
        {
          "name": "VDB-314049 | CTI Indicators (IOB, IOC, IOA)",
          "tags": [
            "signature",
            "permissions-required"
          ],
          "url": "https://vuldb.com/?ctiid.314049"
        },
        {
          "name": "Submit #598217 | Linksys Holdings, Inc. E8450 \u003c=Ver. 1.2.00.360516 Buffer Overflow",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://vuldb.com/?submit.598217"
        },
        {
          "tags": [
            "related"
          ],
          "url": "https://github.com/CH13hh/tmp_store_cc/blob/main/E8450/1.md"
        },
        {
          "tags": [
            "exploit"
          ],
          "url": "https://github.com/CH13hh/tmp_store_cc/blob/main/E8450/1.md#poc"
        },
        {
          "tags": [
            "product"
          ],
          "url": "https://www.linksys.com/"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2025-06-26T00:00:00.000Z",
          "value": "Advisory disclosed"
        },
        {
          "lang": "en",
          "time": "2025-06-26T02:00:00.000Z",
          "value": "VulDB entry created"
        },
        {
          "lang": "en",
          "time": "2025-06-26T22:19:02.000Z",
          "value": "VulDB entry last update"
        }
      ],
      "title": "Linksys E8450 HTTP POST Request portal.cgi set_device_language buffer overflow"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2025-6751",
    "datePublished": "2025-06-27T03:00:15.299Z",
    "dateReserved": "2025-06-26T20:13:47.898Z",
    "dateUpdated": "2025-06-27T03:00:15.299Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2025-6751\",\"sourceIdentifier\":\"cna@vuldb.com\",\"published\":\"2025-06-27T04:15:56.977\",\"lastModified\":\"2025-06-27T04:15:56.977\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A vulnerability, which was classified as critical, was found in Linksys E8450 up to 1.2.00.360516. This affects the function set_device_language of the file portal.cgi of the component HTTP POST Request Handler. The manipulation of the argument dut_language leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.\"},{\"lang\":\"es\",\"value\":\"Se detect\u00f3 una vulnerabilidad clasificada como cr\u00edtica en el Linksys E8450 hasta la versi\u00f3n 1.2.00.360516. Esta vulnerabilidad afecta a la funci\u00f3n set_device_language del archivo portal.cgi del componente HTTP POST Request Handler. La manipulaci\u00f3n del argumento dut_language provoca un desbordamiento del b\u00fafer. Es posible iniciar el ataque de forma remota. Se ha hecho p\u00fablico el exploit y puede que sea utilizado. Se contact\u00f3 al proveedor con antelaci\u00f3n para informarle sobre esta divulgaci\u00f3n, pero no respondi\u00f3.\"}],\"metrics\":{\"cvssMetricV40\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"4.0\",\"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\",\"baseScore\":7.4,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"attackRequirements\":\"NONE\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"vulnConfidentialityImpact\":\"HIGH\",\"vulnIntegrityImpact\":\"HIGH\",\"vulnAvailabilityImpact\":\"HIGH\",\"subConfidentialityImpact\":\"NONE\",\"subIntegrityImpact\":\"NONE\",\"subAvailabilityImpact\":\"NONE\",\"exploitMaturity\":\"PROOF_OF_CONCEPT\",\"confidentialityRequirement\":\"NOT_DEFINED\",\"integrityRequirement\":\"NOT_DEFINED\",\"availabilityRequirement\":\"NOT_DEFINED\",\"modifiedAttackVector\":\"NOT_DEFINED\",\"modifiedAttackComplexity\":\"NOT_DEFINED\",\"modifiedAttackRequirements\":\"NOT_DEFINED\",\"modifiedPrivilegesRequired\":\"NOT_DEFINED\",\"modifiedUserInteraction\":\"NOT_DEFINED\",\"modifiedVulnConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedVulnIntegrityImpact\":\"NOT_DEFINED\",\"modifiedVulnAvailabilityImpact\":\"NOT_DEFINED\",\"modifiedSubConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedSubIntegrityImpact\":\"NOT_DEFINED\",\"modifiedSubAvailabilityImpact\":\"NOT_DEFINED\",\"Safety\":\"NOT_DEFINED\",\"Automatable\":\"NOT_DEFINED\",\"Recovery\":\"NOT_DEFINED\",\"valueDensity\":\"NOT_DEFINED\",\"vulnerabilityResponseEffort\":\"NOT_DEFINED\",\"providerUrgency\":\"NOT_DEFINED\"}}],\"cvssMetricV31\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":8.8,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":2.8,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:S/C:C/I:C/A:C\",\"baseScore\":9.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"SINGLE\",\"confidentialityImpact\":\"COMPLETE\",\"integrityImpact\":\"COMPLETE\",\"availabilityImpact\":\"COMPLETE\"},\"baseSeverity\":\"HIGH\",\"exploitabilityScore\":8.0,\"impactScore\":10.0,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-119\"},{\"lang\":\"en\",\"value\":\"CWE-120\"}]}],\"references\":[{\"url\":\"https://github.com/CH13hh/tmp_store_cc/blob/main/E8450/1.md\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://github.com/CH13hh/tmp_store_cc/blob/main/E8450/1.md#poc\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/?ctiid.314049\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/?id.314049\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://vuldb.com/?submit.598217\",\"source\":\"cna@vuldb.com\"},{\"url\":\"https://www.linksys.com/\",\"source\":\"cna@vuldb.com\"}]}}"
  }
}