CVE-2019-19271

HighCVSS 7.5/10Last modified Jun 17, 2026

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by a system administrator), can cause some CRL entries to be ignored, and can allow clients whose certificates have been revoked to proceed with a connection to the server.

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Weakness enumeration

CWE-295

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://github.com/proftpd/proftpd/issues/860Patch, Third Party Advisory
https://github.com/proftpd/proftpd/issues/860Patch, Third Party Advisory

Timeline

Published: Nov 26, 2019
Last modified: Jun 17, 2026
NVD status: Modified

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