CVE-2021-39171
Unlimited transforms allowed for signed nodes
5.3
MEDIUM
CVSS 3.1
EPSS 1.3%
描述
### Impact A malicious SAML payload can require transforms that consume significant system resources to process, thereby resulting in reduced or denied service. This would be an effective way to perform a denial-of-service attack. ### Patches This has been resolved in version 3.1.0. The resolution is to limit the number of allowable transforms to 2. ### References https://github.com/node-saml/passport-saml/pull/595
如何修補 CVE-2021-39171
要修補 CVE-2021-39171,請將受影響套件升級到下列已修補版本。
- —升級至 3.1.0 或更新版本
CVE-2021-39171 正在被利用嗎?
低 — EPSS 為 1.3%,目前沒有觀察到大規模利用活動。
受影響套件(1)
- from 0, < 3.1.0
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L |