From:             kyle at flaretech dot biz
Operating system: Windows Server 2003
PHP version:      4.3.8
PHP Bug Type:     CGI related
Bug description:  Trailing URL Information Crashes Application Pool Using FastCGI

Description:
------------
I'm using IIS 6, PHP 4.3.8, and the latest ISAPI FastCGI binary from
http://www.caraveo.com/fastcgi/.  It seems that it's possible to
soft-crash the application pool serving a website by requesting a URL to a
PHP file followed by /somefile.ext.

Reproduce code:
---------------
Access any existing php file using url
http://www.domain.com/file.php/test.htm

Expected result:
----------------
PHP should return "No input file specified."

Actual result:
--------------
Application pool crashes and recycles. If rapid fail protection is enabled
and the url is accessed several times consecutively, the application pool
will shutdown after reaching the maximum amount of errors.

Output from c:\windows\system32\logfiles\httperr

2004-07-22 16:30:32 68.13.155.34 1603 69.93.181.90 80 HTTP/1.1 GET
/index.php/test.htm - 7847 Connection_Abandoned_By_AppPool 
2004-07-22 16:30:33 68.13.155.34 1604 69.93.181.90 80 HTTP/1.1 GET
/index.php/test.htm - 7847 Connection_Abandoned_By_AppPool 
2004-07-22 16:30:36 68.13.155.34 1609 69.93.181.90 80 HTTP/1.1 GET
/index.php/test.htm - 7847 Connection_Abandoned_By_AppPool 
2004-07-22 16:30:38 68.13.155.34 1611 69.93.181.90 80 HTTP/1.1 GET
/index.php/test.htm - 7847 Connection_Abandoned_By_AppPool 
2004-07-22 16:30:38 68.13.155.34 1610 69.93.181.90 80 HTTP/1.1 GET
/index.php/test.htm - 7847 Connection_Dropped 
2004-07-22 16:30:40 68.13.155.34 1613 69.93.181.90 80 HTTP/1.1 GET
/index.php/test.htm - 7847 Connection_Abandoned_By_AppPool 
2004-07-22 16:30:40 68.13.155.34 1614 69.93.181.90 80 HTTP/1.1 GET
/index.php/test.htm 503 7847 AppOffline

The following error appears in event log:

Event Type:     Warning
Event Source:   W3SVC
Event Category: None
Event ID:       1009
Date:           7/23/2004
Time:           11:48:46 AM
User:           N/A
Computer:       SRV01
Description:
A process serving application pool 'DefaultAppPool' terminated
unexpectedly. The process id was '4876'. The process exit code was '0x80'.

-- 
Edit bug report at http://bugs.php.net/?id=29356&edit=1
-- 
Try a CVS snapshot (php4):  http://bugs.php.net/fix.php?id=29356&r=trysnapshot4
Try a CVS snapshot (php5):  http://bugs.php.net/fix.php?id=29356&r=trysnapshot5
Fixed in CVS:               http://bugs.php.net/fix.php?id=29356&r=fixedcvs
Fixed in release:           http://bugs.php.net/fix.php?id=29356&r=alreadyfixed
Need backtrace:             http://bugs.php.net/fix.php?id=29356&r=needtrace
Need Reproduce Script:      http://bugs.php.net/fix.php?id=29356&r=needscript
Try newer version:          http://bugs.php.net/fix.php?id=29356&r=oldversion
Not developer issue:        http://bugs.php.net/fix.php?id=29356&r=support
Expected behavior:          http://bugs.php.net/fix.php?id=29356&r=notwrong
Not enough info:            http://bugs.php.net/fix.php?id=29356&r=notenoughinfo
Submitted twice:            http://bugs.php.net/fix.php?id=29356&r=submittedtwice
register_globals:           http://bugs.php.net/fix.php?id=29356&r=globals
PHP 3 support discontinued: http://bugs.php.net/fix.php?id=29356&r=php3
Daylight Savings:           http://bugs.php.net/fix.php?id=29356&r=dst
IIS Stability:              http://bugs.php.net/fix.php?id=29356&r=isapi
Install GNU Sed:            http://bugs.php.net/fix.php?id=29356&r=gnused
Floating point limitations: http://bugs.php.net/fix.php?id=29356&r=float

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