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Bug #46343 IPv6 address filter accepts invalid address
Submitted: 2008-10-20 11:10 UTC Modified: 2008-10-20 23:23 UTC
From: daan at react dot nl Assigned:
Status: Closed Package: Filter related
PHP Version: 5.2.6 OS: Debian
Private report: No CVE-ID: None
View Developer Edit
 [2008-10-20 11:10 UTC] daan at react dot nl 
Description:
------------
The IPv6 address filter in the filter extension accepts invalid IPv6 address notations: `:1:2:3:4:5:6:7` and `1:2:3:4:5:6:7:`.
Relevant RFC: http://tools.ietf.org/html/rfc4291#section-2.2

Reproduce code:
---------------
var_dump(filter_var(':1:2:3:4:5:6:7', FILTER_VALIDATE_IP, FILTER_FLAG_IPV6));

Expected result:
----------------
false

Actual result:
--------------
':1:2:3:4:5:6:7'

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 [2008-10-20 11:55 UTC] daan at react dot nl 
A little correction: `1:2:3:4:5:6:7:` is in fact reported correctly as being invalid. (so only `:1:2:3:4:5:6:7` is faulty)
 [2008-10-20 23:23 UTC] [email protected] 
This bug has been fixed in CVS.

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