CVE-2019-3871
pdns - security update
8.8
HIGH
CVSS 3.1
EPSS 12.9%
描述
A vulnerability was found in PowerDNS Authoritative Server before 4.0.7 and before 4.1.7. An insufficient validation of data coming from the user when building a HTTP request from a DNS query in the HTTP Connector of the Remote backend, allowing a remote user to cause a denial of service by making the server connect to an invalid endpoint, or possibly information disclosure by making the server connect to an internal endpoint and somehow extracting meaningful information about the response
如何修補 CVE-2019-3871
要修補 CVE-2019-3871,請將受影響套件升級到下列已修補版本。
- —升級至 4.1.6-2 或更新版本
- —升級至 3.4.1-4+deb8u9 或更新版本
- —升級至 4.0.3-1+deb9u4 或更新版本
CVE-2019-3871 正在被利用嗎?
中等 — EPSS 為 12.9%,可持續追蹤但非最高優先。
受影響套件(3)
- from 0, < 4.1.6-2
- from 0, < 3.4.1-4+deb8u9
- from 0, < 4.0.3-1+deb9u4
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |