CVE-2017-8301 — Improper Certificate Validation in Libressl
Severity
5.3MEDIUMNVD
EPSS
0.2%
top 56.85%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedApr 27
Latest updateMay 13
Description
LibreSSL 2.5.1 to 2.5.3 lacks TLS certificate verification if SSL_get_verify_result is relied upon for a later check of a verification result, in a use case where a user-provided verification callback returns 1, as demonstrated by acceptance of invalid certificates by nginx.
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:NExploitability: 1.6 | Impact: 3.6