CVE-2021-21348
XStream is vulnerable to an attack using Regular Expression for a Denial of Service (ReDos)
5.3
MEDIUM
CVSS 3.1
EPSS 13.8%
描述
XStream is a Java library to serialize objects to XML and back again. In XStream before version 1.4.16, there is a vulnerability which may allow a remote attacker to occupy a thread that consumes maximum CPU time and will never return. No user is affected, who followed the recommendation to setup XStream's security framework with a whitelist limited to the minimal required types. If you rely on XStream's default blacklist of the Security Framework, you will have to use at least version 1.4.16.
如何修補 CVE-2021-21348
要修補 CVE-2021-21348,請將受影響套件升級到下列已修補版本。
- —升級至 1.4.16 或更新版本
CVE-2021-21348 正在被利用嗎?
中等 — EPSS 為 13.8%,可持續追蹤但非最高優先。
受影響套件(1)
- from 0, < 1.4.16
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:H/PR:N/UI:R/S:U/C:N/I:N/A:H |