PHP php_iisfunc.dll buffer overflow

php-phpiisfunc-bo (36262) The risk level is classified as HighHigh Risk

Description:

PHP is vulnerable to a buffer overflow, caused by improper bounds checking by multiple functions in the php_iisfunc.dll library. A local attacker could exploit this vulnerability to execute arbitrary code with elevated privileges or cause a denial of service.

Platforms Affected:

  • PHP, PHP 5.0.0
  • PHP, PHP 5.0.0 RC1
  • PHP, PHP 5.0.0 RC3
  • PHP, PHP 5.0.0 RC2
  • PHP, PHP 5.0.0 Beta3
  • PHP, PHP 5.0.0 Beta4
  • PHP, PHP 5.0.0 Beta1
  • PHP, PHP 5.0.0 Beta2
  • PHP, PHP 5.0.1
  • PHP, PHP 5.0.2
  • PHP, PHP 5.0.3
  • PHP, PHP 5.0.4
  • PHP, PHP 5.0.5
  • PHP, PHP 5.1.0
  • PHP, PHP 5.1.1
  • PHP, PHP 5.1.2
  • PHP, PHP 5.1.3
  • PHP, PHP 5.1.4
  • PHP, PHP 5.1.5
  • PHP, PHP 5.1.6
  • PHP, PHP 5.2.0

Remedy:

No remedy available as of July 4, 2009.

Consequences:

Gain Privileges

References:

  • PHP Web site, PHP: Hypertext Preprocessor at http://www.php.net/.
  • BID-25452: PHP IISFunc Extension Local Buffer Overflow Vulnerability
  • CVE-2007-4586: Multiple buffer overflows in php_iisfunc.dll in the iisfunc extension for PHP 5.2.0 and earlier allow context-dependent attackers to execute arbitrary code, probably during Unicode conversion, as demonstrated by a long string in the first argument to the iis_getservicestate function, related to the ServiceId argument to the (1) fnStartService, (2) fnGetServiceState, (3) fnStopService, and possibly other functions.

Reported:

Aug 27, 2007

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For corrections or additions please email xforce@iss.net

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