ghsa-89v8-28p6-p87r
Vulnerability from github
Published
2022-05-24 17:48
Modified
2022-05-24 17:48
Details

NETGEAR R7000 1.0.11.116 devices have a heap-based Buffer Overflow that is exploitable from the local network without authentication. The vulnerability exists within the handling of an HTTP request. An attacker can leverage this to execute code as root. The problem is that a user-provided length value is trusted during a backup.cgi file upload. The attacker must add a \n before the Content-Length header.

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{
  "affected": [],
  "aliases": [
    "CVE-2021-31802"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-787"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-04-26T13:15:00Z",
    "severity": "HIGH"
  },
  "details": "NETGEAR R7000 1.0.11.116 devices have a heap-based Buffer Overflow that is exploitable from the local network without authentication. The vulnerability exists within the handling of an HTTP request. An attacker can leverage this to execute code as root. The problem is that a user-provided length value is trusted during a backup.cgi file upload. The attacker must add a \\n before the Content-Length header.",
  "id": "GHSA-89v8-28p6-p87r",
  "modified": "2022-05-24T17:48:47Z",
  "published": "2022-05-24T17:48:47Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-31802"
    },
    {
      "type": "WEB",
      "url": "https://ssd-disclosure.com/ssd-advisory-netgear-nighthawk-r7000-httpd-preauth-rce"
    },
    {
      "type": "WEB",
      "url": "https://www.netgear.com/about/security"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}


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