Ssl2 + ssl3 disable: Unterschied zwischen den Versionen
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Die Seite wurde neu angelegt: „=Apache2 SSLv3 deactivate= *cat /etc/apache2/httpd.conf SSLProtocol ALL -SSLv2 -SSLv3 =Dovecot SSLv3 deactivate= *cat /etc/dovecot/conf.d/10-ssl.conf ssl_p…“ |
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| Zeile 11: | Zeile 11: | ||
smtp_tls_protocols = !SSLv2, !SSLv3 | smtp_tls_protocols = !SSLv2, !SSLv3 | ||
smtpd_tls_protocols = !SSLv2 !SSLv3 | smtpd_tls_protocols = !SSLv2 !SSLv3 | ||
=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 | |||
or | |||
submission | |||
*openssl s_client -ssl3 -connect www.example.com:587 | |||
=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/ | ||
Version vom 5. November 2018, 13:56 Uhr
Apache2 SSLv3 deactivate
- cat /etc/apache2/httpd.conf
SSLProtocol ALL -SSLv2 -SSLv3
Dovecot SSLv3 deactivate
- cat /etc/dovecot/conf.d/10-ssl.conf
ssl_protocols = !SSLv2 !SSLv3
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
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
or
submission
- openssl s_client -ssl3 -connect www.example.com:587