PT-2019-15799 · Proftpd+2 · Proftpd+2

Debrouxl · Publicado 2019-07-30 · Atualizado 2025-10-22 · CVE-2019-19271

Positive Technologies (AI Summary)

CVSS v2.0

7.8

Alta

Vetor base

AV:N/AC:L/Au:N/C:N/I:C/A:N

Name of the Vulnerable Software and Affected Versions ProFTPD versions prior to 1.3.6

Description An issue was discovered in the tls verify crl function, where a wrong iteration variable is used when checking a client certificate against Certificate Revocation List (CRL) entries. This can cause some CRL entries to be ignored, allowing clients with revoked certificates to connect to the server.

Recommendations For versions prior to 1.3.6, update to version 1.3.6 or later to resolve the issue.

Correção

Improper Certificate Validation

Enumeração de Fraquezas

CWE-295

Identificadores relacionados

ALT-PU-2019-2329

ALT-PU-2019-2647

BDU:2025-13427

CVE-2019-19271

Produtos afetados

Alt Linux

Proftpd

Red Os

Referências · 10

• https://github.com/proftpd/proftpd/issues/860 · Correção
• https://osv.dev/vulnerability/CVE-2019-19271 · Aviso do Fabricante
• https://osv.dev/vulnerability/DEBIAN-CVE-2019-19271 · Aviso do Fabricante
• https://redos.red-soft.ru/support/secure/uyazvimosti/mnozhestvennye-uyazvimosti-proftpd-22102025/?sphrase_id=1330675 · Nota
• https://osv.dev/vulnerability/UBUNTU-CVE-2019-19271 · Aviso do Fabricante
• https://security-tracker.debian.org/tracker/CVE-2019-19271 · Aviso do Fabricante
• https://ubuntu.com/security/CVE-2019-19271 · Aviso do Fabricante
• https://cve.org/CVERecord?id=CVE-2019-19271 · Nota de Segurança
• https://nvd.nist.gov/vuln/detail/CVE-2019-19271 · Nota de Segurança
• https://bdu.fstec.ru/vul/2025-13427 · Nota de Segurança