CVE-2021-22881
Actionpack Open Redirect Vulnerability
6.1
MEDIUM
CVSS 3.1
EPSS 87.3%
描述
The Host Authorization middleware in Action Pack before 6.1.2.1, 6.0.3.5 suffers from an open redirect vulnerability. Specially crafted `Host` headers in combination with certain "allowed host" formats can cause the Host Authorization middleware in Action Pack to redirect users to a malicious website. Impacted applications will have allowed hosts with a leading dot. When an allowed host contains a leading dot, a specially crafted `Host` header can be used to redirect to a malicious website.
如何修補 CVE-2021-22881
要修補 CVE-2021-22881,請將受影響套件升級到下列已修補版本。
- —升級至 2:6.0.3.5+dfsg-1 或更新版本
- —升級至 6.0.3.5 或更新版本
CVE-2021-22881 正在被利用嗎?
可能 — EPSS 為 87.3%,屬於高被利用機率區間,建議優先修補。
受影響套件(2)
- from 0, < 2:6.0.3.5+dfsg-1
- >= 6.0.0, < 6.0.3.5
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |