{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "4.3.0"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "f8e019026f5a1eff4b56a90a39c4acac95ae9dc4"
            }
          ],
          "repo": "https://github.com/powerdns/pdns",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "An issue was discovered in PowerDNS Authoritative through 4.3.0 when --enable-experimental-gss-tsig is used. A remote, unauthenticated attacker might be able to cause a double-free, leading to a crash or possibly arbitrary code execution. by sending crafted queries with a GSS-TSIG signature.",
  "id": "CVE-2020-24698",
  "modified": "2026-03-13T21:49:26.200249812Z",
  "published": "2020-10-02T09:15:13.757Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2020-06.html"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}