FKIE_CVE-2023-39747

Vulnerability from fkie_nvd - Published: 2023-08-21 03:15 - Updated: 2026-06-17 06:12
Severity
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
TP-Link WR841N V8, TP-Link TL-WR940N V2, and TL-WR941ND V5 were discovered to contain a buffer overflow via the radiusSecret parameter at /userRpm/WlanSecurityRpm.
References
cve@mitre.orghttps://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/17/TP-Link%20WR841N%20wireless%20router%20WlanSecurityRpm%20Stack%20Overflow%20vulnerability.mdExploit, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/17/TP-Link%20WR841N%20wireless%20router%20WlanSecurityRpm%20Stack%20Overflow%20vulnerability.mdExploit, Third Party Advisory
Impacted products
Vendor Product Version
tp-link tl-wr940n_v2_firmware -
tp-link tl-wr940n_v2 -
tp-link tl-wr941nd_v5_firmware -
tp-link tl-wr941nd_v5 -
tp-link tl-wr841n_v8_firmware -
tp-link tl-wr841n_v8 -
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "cve@mitre.org"
    },
    {
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:h:tp-link:wr841n_v8:-:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unknown",
          "product": "wr841n_v8",
          "vendor": "tp-link",
          "versions": [
            {
              "status": "affected",
              "version": "8"
            }
          ]
        },
        {
          "cpes": [
            "cpe:2.3:h:tp-link:tl-wr940n:2.0:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unknown",
          "product": "tl-wr940n",
          "vendor": "tp-link",
          "versions": [
            {
              "status": "affected",
              "version": "2.0"
            }
          ]
        },
        {
          "cpes": [
            "cpe:2.3:h:tp-link:tl-wr941nd:v5:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unknown",
          "product": "tl-wr941nd",
          "vendor": "tp-link",
          "versions": [
            {
              "status": "affected",
              "version": "v5"
            }
          ]
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
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              "matchCriteriaId": "465D8E81-9D1D-4F1E-8286-A20FA254B28D",
              "vulnerable": true
            }
          ],
          "negate": false,
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        },
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      ],
      "operator": "AND"
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "TP-Link WR841N V8, TP-Link TL-WR940N V2, and TL-WR941ND V5 were discovered to contain a buffer overflow via the radiusSecret parameter at /userRpm/WlanSecurityRpm."
    }
  ],
  "id": "CVE-2023-39747",
  "lastModified": "2026-06-17T06:12:51.020",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
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        "ssvcData": {
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          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
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          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-10-07T16:31:30.307894Z",
          "version": "2.0.3"
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  },
  "published": "2023-08-21T03:15:11.560",
  "references": [
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      "tags": [
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        "Third Party Advisory"
      ],
      "url": "https://github.com/a101e-IoTvul/iotvul/blob/main/tp-link/17/TP-Link%20WR841N%20wireless%20router%20WlanSecurityRpm%20Stack%20Overflow%20vulnerability.md"
    },
    {
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    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-120"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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