CVE-2018-20102
haproxy - security update
7.5
HIGH
CVSS 3.1
EPSS 4.3%
描述
An out-of-bounds read in dns_validate_dns_response in dns.c was discovered in HAProxy through 1.8.14. Due to a missing check when validating DNS responses, remote attackers might be able read the 16 bytes corresponding to an AAAA record from the non-initialized part of the buffer, possibly accessing anything that was left on the stack, or even past the end of the 8193-byte buffer, depending on the value of accepted_payload_size.
如何修補 CVE-2018-20102
要修補 CVE-2018-20102,請將受影響套件升級到下列已修補版本。
- —升級至 1.8.15-1 或更新版本
- —升級至 1.7.5-2+deb9u1 或更新版本
CVE-2018-20102 正在被利用嗎?
低 — EPSS 為 4.3%,目前沒有觀察到大規模利用活動。
受影響套件(2)
- from 0, < 1.8.15-1
- from 0, < 1.7.5-2+deb9u1
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |