49 lines
1.4 KiB
Plaintext
49 lines
1.4 KiB
Plaintext
include::../description.adoc[]
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include::../ask-yourself.adoc[]
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include::../recommended.adoc[]
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== Sensitive Code Example
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----
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$socket = socket_create(AF_INET, SOCK_STREAM, SOL_TCP);
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socket_connect($socket, '8.8.8.8', 23); // Sensitive
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----
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== Compliant Solution
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[source,php]
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----
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$socket = socket_create(AF_INET, SOCK_STREAM, SOL_TCP);
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socket_connect($socket, IP_ADDRESS, 23); // Compliant
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----
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== Exceptions
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No issue is reported for the following cases because they are not considered sensitive:
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* Loopback addresses 127.0.0.0/8 in CIDR notation (from 127.0.0.0 to 127.255.255.255)
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* Broadcast address 255.255.255.255
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* Non-routable address 0.0.0.0
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* Strings of the form ``++2.5.<number>.<number>++`` as they http://www.oid-info.com/introduction.htm[often match Object Identifiers] (OID)
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* Addresses in the ranges 192.0.2.0/24, 198.51.100.0/24, 203.0.113.0/24, reserved for documentation purposes by https://datatracker.ietf.org/doc/html/rfc5737[RFC 5737]
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* Addresses in the range 2001:db8::/32, reserved for documentation purposes by https://datatracker.ietf.org/doc/html/rfc3849[RFC 3849]
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include::../see.adoc[]
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ifdef::env-github,rspecator-view[]
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'''
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== Implementation Specification
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(visible only on this page)
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include::../message.adoc[]
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'''
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== Comments And Links
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(visible only on this page)
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include::../comments-and-links.adoc[]
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endif::env-github,rspecator-view[]
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