CVE-2021-3466
9.8
CRITICAL
CVSS 3.1
EPSS 8.7%
描述
A flaw was found in libmicrohttpd. A missing bounds check in the post_process_urlencoded function leads to a buffer overflow, allowing a remote attacker to write arbitrary data in an application that uses libmicrohttpd. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. Only version 0.9.70 is vulnerable.
如何修補 CVE-2021-3466
要修補 CVE-2021-3466,請將受影響套件升級到下列已修補版本。
- Debian/libmicrohttpd—升級至 0.9.71-1 或更新版本
CVE-2021-3466 正在被利用嗎?
中等 — EPSS 為 8.7%,可持續追蹤但非最高優先。
受影響套件(1)
- from 0, < 0.9.71-1
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |