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Research > Zero-Day Tracker > 20110313

PHP Substr_Replace Memory Corruption

Date Disclosed:

Date Patched:

The PHP Group

Affected Software:
PHP 5.3.6 and earlier.

PHP contains a use-after-free vulnerability in the substr_replace function. Successful exploitation could allow attackers to cause denial of service conditions and potentially execute arbitrary code.


Code Execution:

Server-Side Arbitrary Remote Code Execution
This server-side vulnerability could allow an attacker to gain the ability to remotely execute arbitrary code with the same privileges as the affected service.

No mitigation has been provided.

BeyondTrust's Retina® Network Security Scanner scans devices to detect for this vulnerability.

  • 15107 - PHP Multiple Vulnerabilities (20110823)



  • 3.21.2011 - Public information released
  • 11.3.2011 - Updated released

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