CVE-2021-25220
bind9 - security update
6.8
MEDIUM
CVSS 3.1
EPSS 3.3%
描述
BIND 9.11.0 -> 9.11.36 9.12.0 -> 9.16.26 9.17.0 -> 9.18.0 BIND Supported Preview Editions: 9.11.4-S1 -> 9.11.36-S1 9.16.8-S1 -> 9.16.26-S1 Versions of BIND 9 earlier than those shown - back to 9.1.0, including Supported Preview Editions - are also believed to be affected but have not been tested as they are EOL. The cache could become poisoned with incorrect records leading to queries being made to the wrong servers, which might also result in false information being returned to clients.
如何修補 CVE-2021-25220
要修補 CVE-2021-25220,請將受影響套件升級到下列已修補版本。
- —升級至 9.16.27-r0 或更新版本
CVE-2021-25220 正在被利用嗎?
低 — EPSS 為 3.3%,目前沒有觀察到大規模利用活動。
受影響套件(1)
- >= 9.11.0, < 9.16.27-r0
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.8 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:N |