CVE-2019-19270
7.5
HIGH
CVSS 3.1
EPSS 1.0%
描述
An issue was discovered in tls_verify_crl in ProFTPD through 1.3.6b. Failure to check for the appropriate field of a CRL entry (checking twice for subject, rather than once for subject and once for issuer) prevents some valid CRLs from being taken into account, and can allow clients whose certificates have been revoked to proceed with a connection to the server.
如何修補 CVE-2019-19270
要修補 CVE-2019-19270,請將受影響套件升級到下列已修補版本。
- Debian/proftpd-dfsg—升級至 1.3.6b-2 或更新版本
CVE-2019-19270 正在被利用嗎?
低 — EPSS 為 1.0%,目前沒有觀察到大規模利用活動。
受影響套件(1)
- from 0, < 1.3.6b-2
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |