Ssl2 + ssl3 disable: Unterschied zwischen den Versionen

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=Apache2 SSLv3 deactivate=
+
=Configs=
*cat /etc/apache2/httpd.conf
+
*[[Apache2 SSLv3 deactivate]]
SSLProtocol ALL -SSLv2 -SSLv3
+
*[[Nginx SSLv3 deactivate]]
=Dovecot SSLv3 deactivate=
+
*[[Dovecot SSLv3 deactivate]]
*cat /etc/dovecot/conf.d/10-ssl.conf
+
*[[Postfix SSLv3 deactivate]]
ssl_protocols = !SSLv2 !SSLv3
+
*[[Openldap SSLv3 deactivate]]
 +
 
  
=Postfix SSLv3 deactivate=
 
*cat /etc/postfix/main.cf
 
smtpd_tls_mandatory_protocols = !SSLv2 !SSLv3
 
smtp_tls_mandatory_protocols = !SSLv2 !SSLv3
 
smtp_tls_protocols = !SSLv2, !SSLv3
 
smtpd_tls_protocols = !SSLv2 !SSLv3
 
 
=Tests=
 
=Tests=
 
==Apache2==
 
==Apache2==
Zeile 22: Zeile 17:
 
===submission===
 
===submission===
 
*openssl s_client -ssl3 -connect www.example.com:587
 
*openssl s_client -ssl3 -connect www.example.com:587
=Openldap(test)=
+
 
*cat tls-min.ldif
+
 
dn: cn=config
 
changetype: modify
 
replace: olcTLSProtocolMin
 
olcTLSProtocolMin: 3.2
 
*ldapmodify -Y EXTERNAL -H ldapi:/// -f tls-min.ldif
 
  
 
=Source=
 
=Source=
 
*https://www.heinlein-support.de/blog/security/deaktivieren-sie-sslv3-apachepostfixdovecot-poodle-bug/
 
*https://www.heinlein-support.de/blog/security/deaktivieren-sie-sslv3-apachepostfixdovecot-poodle-bug/
 +
*https://wiki.dovecot.org/SSL/DovecotConfiguration

Aktuelle Version vom 6. November 2018, 14:41 Uhr

Configs


Tests

Apache2

  • openssl s_client -ssl3 -connect www.example.com:443

Dovecot

  • openssl s_client -ssl3 -connect www.example.com:993

Postfix

smtps

  • openssl s_client -ssl3 -connect www.example.com:465

submission

  • openssl s_client -ssl3 -connect www.example.com:587


Source