{
  "schema_version": "1.4.0",
  "id": "GHSA-hj38-j9jq-rjpp",
  "modified": "2023-02-11T03:32:49Z",
  "published": "2022-05-24T17:39:11Z",
  "aliases": [
    "CVE-2021-1236"
  ],
  "details": "Multiple Cisco products are affected by a vulnerability in the Snort application detection engine that could allow an unauthenticated, remote attacker to bypass the configured policies on an affected system. The vulnerability is due to a flaw in the detection algorithm. An attacker could exploit this vulnerability by sending crafted packets that would flow through an affected system. A successful exploit could allow the attacker to bypass the configured policies and deliver a malicious payload to the protected network.",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"
    }
  ],
  "affected": [],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-1236"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2023/02/msg00011.html"
    },
    {
      "type": "WEB",
      "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-snort-app-bypass-cSBYCATq"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2023/dsa-5354"
    }
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-670"
    ],
    "severity": "MODERATE",
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-01-13T22:15:00Z"
  }
}