CVE-2019-12527
8.8
HIGH
CVSS 3.1
EPSS 50.5%
描述
An issue was discovered in Squid 4.0.23 through 4.7. When checking Basic Authentication with HttpHeader::getAuth, Squid uses a global buffer to store the decoded data. Squid does not check that the decoded length isn't greater than the buffer, leading to a heap-based buffer overflow with user controlled data.
如何修補 CVE-2019-12527
要修補 CVE-2019-12527,請將受影響套件升級到下列已修補版本。
- Debian/squid—升級至 4.8-1 或更新版本
CVE-2019-12527 正在被利用嗎?
可能 — EPSS 為 50.5%,屬於高被利用機率區間,建議優先修補。
受影響套件(1)
- from 0, < 4.8-1
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 |