{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:isc:bind:*:*:*:*:-:*:*:*",
            "extracted_events": [
              {
                "introduced": "9.11.0"
              },
              {
                "last_affected": "9.16.50"
              },
              {
                "introduced": "9.18.0"
              },
              {
                "fixed": "9.18.49"
              },
              {
                "introduced": "9.20.0"
              },
              {
                "fixed": "9.20.23"
              },
              {
                "introduced": "9.21.0"
              },
              {
                "fixed": "9.21.22"
              }
            ],
            "source": "CPE_RANGE"
          },
          "events": [
            {
              "introduced": "1477c19dd9a347ee19a42dac227f299a4680506f"
            },
            {
              "last_affected": "acf2ba4a9337bced7e666b0460db4f58a4611eb8"
            },
            {
              "introduced": "8db45afa1affcb823e68afdeddedf93e136f5d3e"
            },
            {
              "fixed": "cd4a53b4630ba8646b2071ea8161d578b4185a94"
            },
            {
              "introduced": "14bbdfc7b9db0870a0b8941ca8812d9983fdba1a"
            },
            {
              "fixed": "7d0b4d4d436e7b950225a533e5bc56d8f935cc1c"
            },
            {
              "introduced": "b732da695eecc0526950e2c722cde0bf23e5a070"
            },
            {
              "fixed": "02a7b2c8a549b79cf885d1a0cda28b74de22d197"
            }
          ],
          "repo": "https://github.com/isc-projects/bind9",
          "type": "GIT"
        }
      ]
    },
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": "cpe:2.3:a:isc:bind:*:*:*:*:-:*:*:*",
            "extracted_events": [
              {
                "introduced": "9.11.0"
              },
              {
                "last_affected": "9.16.50"
              },
              {
                "introduced": "9.18.0"
              },
              {
                "fixed": "9.18.49"
              },
              {
                "introduced": "9.20.0"
              },
              {
                "fixed": "9.20.23"
              },
              {
                "introduced": "9.21.0"
              },
              {
                "fixed": "9.21.22"
              }
            ],
            "source": "CPE_RANGE"
          },
          "events": [
            {
              "introduced": "1477c19dd9a347ee19a42dac227f299a4680506f"
            },
            {
              "last_affected": "acf2ba4a9337bced7e666b0460db4f58a4611eb8"
            },
            {
              "introduced": "8db45afa1affcb823e68afdeddedf93e136f5d3e"
            },
            {
              "fixed": "cd4a53b4630ba8646b2071ea8161d578b4185a94"
            },
            {
              "introduced": "14bbdfc7b9db0870a0b8941ca8812d9983fdba1a"
            },
            {
              "fixed": "7d0b4d4d436e7b950225a533e5bc56d8f935cc1c"
            },
            {
              "introduced": "b732da695eecc0526950e2c722cde0bf23e5a070"
            },
            {
              "fixed": "02a7b2c8a549b79cf885d1a0cda28b74de22d197"
            }
          ],
          "repo": "https://gitlab.isc.org/isc-projects/bind9",
          "type": "GIT"
        }
      ]
    }
  ],
  "database_specific": {},
  "details": "BIND resolvers are vulnerable to an amplified resource consumption/exhaustion attack.  If a victim resolver makes a query to a specially crafted zone, the resolver will consume disproportionate resources.\nThis issue affects BIND 9 versions 9.11.0 through 9.16.50, 9.18.0 through 9.18.48, 9.20.0 through 9.20.22, 9.21.0 through 9.21.21, 9.11.3-S1 through 9.16.50-S1, 9.18.11-S1 through 9.18.48-S1, and 9.20.9-S1 through 9.20.22-S1.",
  "id": "CVE-2026-3592",
  "modified": "2026-07-08T05:38:21.634910514Z",
  "published": "2026-05-20T13:16:23.790Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://kb.isc.org/docs/cve-2026-3592"
    },
    {
      "type": "FIX",
      "url": "https://downloads.isc.org/isc/bind9/9.18.49"
    },
    {
      "type": "FIX",
      "url": "https://downloads.isc.org/isc/bind9/9.20.23"
    },
    {
      "type": "FIX",
      "url": "https://downloads.isc.org/isc/bind9/9.21.22"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
      "type": "CVSS_V3"
    }
  ]
}