CVE-2026-42254
Possible ATT&CK Techniques 1AI
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I. Basic Information for CVE-2026-42254
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Hickory DNS hickory-recursor 0.1 through 0.25.2 allows cross-zone poisoning because cached data is not directly associated with a query that triggered a response.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
使用不正确的解析名称或索引
Source: NVD (National Vulnerability Database)
Vulnerability Title
Hickory DNS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Hickory DNS是Hickory DNS开源的一个基于 Rust 的 DNS 客户端、服务器和解析器。 Hickory DNS 0.1版本至0.25.2版本存在安全漏洞，该漏洞源于缓存数据未直接与触发响应的查询关联，允许跨区域投毒。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Hickory Project | Hickory DNS | 0.1 ~ 0.26 | - |
II. Public POCs for CVE-2026-42254
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-42254 (1)
IV. Related Vulnerabilities
Same weakness: CWE-706
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OpenClaw < 2026.3.22 - Allowlist Bypass via Unregistered Tim
V. Comments for CVE-2026-42254
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