CVE-2021-30762
Apple iOS WebKit Use-After-Free Vulnerability
8.8
HIGH
CVSS 3.1
⚠ KEVEPSS 11.0%
描述
A use after free issue was addressed with improved memory management. This issue is fixed in iOS 12.5.4. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited..
如何修補 CVE-2021-30762
要修補 CVE-2021-30762,請將受影響套件升級到下列已修補版本。
- —升級至 2.28.0-2 或更新版本
- —升級至 2.28.0-1 或更新版本
CVE-2021-30762 正在被利用嗎?
是 — CVE-2021-30762 已列入 CISA Known Exploited Vulnerabilities (KEV) 清單,代表正在被實際利用,請立即修補。
受影響套件(2)
- from 0, < 2.28.0-2
- from 0, < 2.28.0-1
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |