« Volver al listado

CVE-2023-39745

Estado: ModificadaAlta (7.5)—

TP-Link TL-WR940N V2, TP-Link TL-WR941ND V5 and TP-Link TL-WR841N V8 were discovered to contain a buffer overflow via the component /userRpm/AccessCtrlAccessRulesRpm. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted GET request.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (3)

Tp-link — Tl-wr841n V8 FirmwareTp-link — Tl-wr940n V2 FirmwareTp-link — Tl-wr941nd V5 Firmware

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2023-39745",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2023-39745",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2024-10-07T16:34:40.595695Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.5,
          "attackVector": "NETWORK",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "integrityImpact": "NONE",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    },
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:h:tp-link:tl-wr941nd_v2:-:*:*:*:*:*:*:*"
          ],
          "vendor": "tp-link",
          "product": "tl-wr941nd_v2",
          "versions": [
            {
              "status": "affected",
              "version": "2"
            }
          ],
          "defaultStatus": "unknown"
        },
        {
          "cpes": [
            "cpe:2.3:h:tp-link:tl-wr941nd:v5:*:*:*:*:*:*:*"
          ],
          "vendor": "tp-link",
          "product": "tl-wr941nd",
          "versions": [
            {
              "status": "affected",
              "version": "v5"
            }
          ],
          "defaultStatus": "unknown"
        },
        {
          "cpes": [
            "cpe:2.3:h:tp-link:tl-wr841n:8.0:*:*:*:*:*:*:*"
          ],
          "vendor": "tp-link",
          "product": "tl-wr841n",
          "versions": [
            {
              "status": "affected",
              "version": "8.0"
            }
          ],
          "defaultStatus": "unknown"
        }
      ]
    }
  ],
  "published": "2023-08-21T03:15:11.487",
  "references": [
    {
      "url": "https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/16/TP-Link%20WR940N%20WR941ND%20WR841N%20wireless%20router%20userRpmAccessCtrlAccessRulesRpm%20buffer%20read%20out-of-bounds%20vulnerability.md",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
      "url": "https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/16/TP-Link%20WR940N%20WR941ND%20WR841N%20wireless%20router%20userRpmAccessCtrlAccessRulesRpm%20buffer%20read%20out-of-bounds%20vulnerability.md",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-120"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "TP-Link TL-WR940N V2, TP-Link TL-WR941ND V5 and TP-Link TL-WR841N V8 were discovered to contain a buffer overflow via the component /userRpm/AccessCtrlAccessRulesRpm. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted GET request."
    }
  ],
  "lastModified": "2026-06-17T06:12:50.887",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:tp-link:tl-wr940n_v2_firmware:-:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "465D8E81-9D1D-4F1E-8286-A20FA254B28D"
            }
          ],
          "operator": "OR"
        },
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:tp-link:tl-wr940n_v2:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "1F279E7C-77BB-419B-97F4-378392560828"
            }
          ],
          "operator": "OR"
        }
      ],
      "operator": "AND"
    },
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:tp-link:tl-wr941nd_v5_firmware:-:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "072943A3-C949-4C5B-B5CC-6CC4CD0CCEC1"
            }
          ],
          "operator": "OR"
        },
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:tp-link:tl-wr941nd_v5:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "0C3923D0-6ED5-491C-B5CE-9933FF08F63E"
            }
          ],
          "operator": "OR"
        }
      ],
      "operator": "AND"
    },
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:tp-link:tl-wr841n_v8_firmware:-:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "0CDB9597-BB6D-457D-B609-85A564C3037E"
            }
          ],
          "operator": "OR"
        },
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:tp-link:tl-wr841n_v8:-:*:*:*:*:*:*:*",
              "vulnerable": false,
              "matchCriteriaId": "C92B3785-F0A1-444A-A3D0-3E0ADCE31170"
            }
          ],
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}