CVE-2021-3909
Infinite open connection causes OctoRPKI to hang forever in github.com/cloudflare/cfrpki
4.4
MEDIUM
CVSS 3.1
EPSS 1.5%
描述
OctoRPKI does not limit the length of a connection, allowing for a slowloris DOS attack to take place which makes OctoRPKI wait forever. Specifically, the repository that OctoRPKI sends HTTP requests to will keep the connection open for a day before a response is returned, but does keep drip feeding new bytes to keep the connection alive.
如何修補 CVE-2021-3909
要修補 CVE-2021-3909,請將受影響套件升級到下列已修補版本。
- —升級至 1.4.0 或更新版本
CVE-2021-3909 正在被利用嗎?
低 — EPSS 為 1.5%,目前沒有觀察到大規模利用活動。
受影響套件(1)
- from 0, < 1.4.0
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.4 | CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H |