GHSA-V29P-5FVF-M7P8高危未审查

无摘要

OSV 1.4.0 · unreviewed · 修改于 2026-09-02 05:31

发布时间

2026-09-02 05:31

GitHub 审查时间

—

NVD 发布时间

2026-08-26 17:16

源文件

advisories/unreviewed/2026/09/GHSA-v29p-5fvf-m7p8/GHSA-v29p-5fvf-m7p8.json

公告说明

Any remote client can crash a (debugging/non-release build type) NSD serve child by sending it a special crafted message with a specially tuned number of DNS Cookie options (17 when UDP payload size is 512). By continuously crashing the serve childs, the remote client can severely hamper or, when positioned sufficiently close, deny all DNS service.

受影响的软件包

该公告没有提供结构化的受影响软件包信息。

参考链接

ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2026-19401

标识信息

别名 / CVE

CVE-2026-19401

CWE

CWE-400

软件生态

无

扩展资料

暂无扩展资料。

CVSS 评分

CVSS_V4

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

原始 OSV JSON

{
  "id": "GHSA-v29p-5fvf-m7p8",
  "aliases": [
    "CVE-2026-19401"
  ],
  "details": "Any remote client can crash a (debugging/non-release build type) NSD serve child by sending it a special crafted message with a specially tuned number of DNS Cookie options (17 when UDP payload size is 512). By continuously crashing the serve childs, the remote client can severely hamper or, when positioned sufficiently close, deny all DNS service.",
  "affected": [],
  "modified": "2026-09-01T21:31:25Z",
  "severity": [
    {
      "type": "CVSS_V4",
      "score": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"
    }
  ],
  "published": "2026-09-01T21:31:25Z",
  "references": [
    {
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-19401",
      "type": "ADVISORY"
    },
    {
      "url": "https://www.nlnetlabs.nl/downloads/nsd/CVE-2026-19401.txt",
      "type": "WEB"
    }
  ],
  "schema_version": "1.4.0",
  "database_specific": {
    "cwe_ids": [
      "CWE-400"
    ],
    "severity": "HIGH",
    "github_reviewed": false,
    "nvd_published_at": "2026-08-26T09:16:45Z",
    "github_reviewed_at": null
  }
}