VULNERABILITY INTELLIGENCE

CVE-2019-19271

CVSS score7.5 HIGH
EPSS probability1.26%
CISA KEVNot currently listed
Published2019-11-26
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Description

An issue was discovered in tls_verify_crl in ProFTPD before 1.3.6. A wrong iteration variable, used when checking a client certificate against CRL entries (installed by a system administrator), can cause some CRL entries to be ignored, and can allow clients whose certificates have been revoked to proceed with a connection to the server.

Weakness classification

  • CWE-295: Improper Certificate Validation

Primary references