PHP 4.x and 5.x before 5.2.1, when running on multi-threaded systems, does not ensure thread safety for libc crypt function calls using protection schemes such as a mutex, which creates race conditions that allow remote attackers to overwrite internal program memory and gain system access.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Php | Php | 4.0 (including) | 4.0 (including) |
| Php | Php | 4.0-beta_4_patch1 (including) | 4.0-beta_4_patch1 (including) |
| Php | Php | 4.0-beta1 (including) | 4.0-beta1 (including) |
| Php | Php | 4.0-beta2 (including) | 4.0-beta2 (including) |
| Php | Php | 4.0-beta3 (including) | 4.0-beta3 (including) |
| Php | Php | 4.0-beta4 (including) | 4.0-beta4 (including) |
| Php | Php | 4.0-rc1 (including) | 4.0-rc1 (including) |
| Php | Php | 4.0-rc2 (including) | 4.0-rc2 (including) |
| Php | Php | 4.0.0 (including) | 4.0.0 (including) |
| Php | Php | 4.0.1 (including) | 4.0.1 (including) |
| Php | Php | 4.0.1-patch1 (including) | 4.0.1-patch1 (including) |
| Php | Php | 4.0.1-patch2 (including) | 4.0.1-patch2 (including) |
| Php | Php | 4.0.2 (including) | 4.0.2 (including) |
| Php | Php | 4.0.3 (including) | 4.0.3 (including) |
| Php | Php | 4.0.3-patch1 (including) | 4.0.3-patch1 (including) |
| Php | Php | 4.0.4 (including) | 4.0.4 (including) |
| Php | Php | 4.0.4-patch1 (including) | 4.0.4-patch1 (including) |
| Php | Php | 4.0.5 (including) | 4.0.5 (including) |
| Php | Php | 4.0.6 (including) | 4.0.6 (including) |
| Php | Php | 4.0.7 (including) | 4.0.7 (including) |
| Php | Php | 4.0.7-rc1 (including) | 4.0.7-rc1 (including) |
| Php | Php | 4.0.7-rc2 (including) | 4.0.7-rc2 (including) |
| Php | Php | 4.0.7-rc3 (including) | 4.0.7-rc3 (including) |
| Php | Php | 4.1.0 (including) | 4.1.0 (including) |
| Php | Php | 4.1.1 (including) | 4.1.1 (including) |
| Php | Php | 4.1.2 (including) | 4.1.2 (including) |
| Php | Php | 4.2.0 (including) | 4.2.0 (including) |
| Php | Php | 4.2.1 (including) | 4.2.1 (including) |
| Php | Php | 4.2.2 (including) | 4.2.2 (including) |
| Php | Php | 4.2.3 (including) | 4.2.3 (including) |
| Php | Php | 4.3.0 (including) | 4.3.0 (including) |
| Php | Php | 4.3.1 (including) | 4.3.1 (including) |
| Php | Php | 4.3.2 (including) | 4.3.2 (including) |
| Php | Php | 4.3.3 (including) | 4.3.3 (including) |
| Php | Php | 4.3.4 (including) | 4.3.4 (including) |
| Php | Php | 4.3.5 (including) | 4.3.5 (including) |
| Php | Php | 4.3.6 (including) | 4.3.6 (including) |
| Php | Php | 4.3.7 (including) | 4.3.7 (including) |
| Php | Php | 4.3.8 (including) | 4.3.8 (including) |
| Php | Php | 4.3.9 (including) | 4.3.9 (including) |
| Php | Php | 4.3.10 (including) | 4.3.10 (including) |
| Php | Php | 4.3.11 (including) | 4.3.11 (including) |
| Php | Php | 4.4.0 (including) | 4.4.0 (including) |
| Php | Php | 4.4.1 (including) | 4.4.1 (including) |
| Php | Php | 4.4.2 (including) | 4.4.2 (including) |
| Php | Php | 4.4.3 (including) | 4.4.3 (including) |
| Php | Php | 4.4.4 (including) | 4.4.4 (including) |
| Php | Php | 4.4.5 (including) | 4.4.5 (including) |
| Php | Php | 4.4.6 (including) | 4.4.6 (including) |
| Php | Php | 5.0-rc1 (including) | 5.0-rc1 (including) |
| Php | Php | 5.0-rc2 (including) | 5.0-rc2 (including) |
| Php | Php | 5.0-rc3 (including) | 5.0-rc3 (including) |
| Php | Php | 5.0.0 (including) | 5.0.0 (including) |
| Php | Php | 5.0.0-beta1 (including) | 5.0.0-beta1 (including) |
| Php | Php | 5.0.0-beta2 (including) | 5.0.0-beta2 (including) |
| Php | Php | 5.0.0-beta3 (including) | 5.0.0-beta3 (including) |
| Php | Php | 5.0.0-beta4 (including) | 5.0.0-beta4 (including) |
| Php | Php | 5.0.0-rc1 (including) | 5.0.0-rc1 (including) |
| Php | Php | 5.0.0-rc2 (including) | 5.0.0-rc2 (including) |
| Php | Php | 5.0.0-rc3 (including) | 5.0.0-rc3 (including) |
| Php | Php | 5.0.1 (including) | 5.0.1 (including) |
| Php | Php | 5.0.2 (including) | 5.0.2 (including) |
| Php | Php | 5.0.3 (including) | 5.0.3 (including) |
| Php | Php | 5.0.4 (including) | 5.0.4 (including) |
| Php | Php | 5.0.5 (including) | 5.0.5 (including) |
| Php | Php | 5.1.0 (including) | 5.1.0 (including) |
| Php | Php | 5.1.1 (including) | 5.1.1 (including) |
| Php | Php | 5.1.2 (including) | 5.1.2 (including) |
| Php | Php | 5.1.3 (including) | 5.1.3 (including) |
| Php | Php | 5.1.4 (including) | 5.1.4 (including) |
| Php | Php | 5.1.5 (including) | 5.1.5 (including) |
| Php | Php | 5.1.6 (including) | 5.1.6 (including) |
| Php | Php | 5.2.0 (including) | 5.2.0 (including) |
References
- http://blog.php-security.org/archives/82-Suhosin-0.9.20-and-crypt-Thread-Safety-Vulnerability.html
- http://osvdb.org/36088
- http://secunia.com/advisories/25434
- http://www.securityfocus.com/bid/24109
- https://exchange.xforce.ibmcloud.com/vulnerabilities/34601
- http://blog.php-security.org/archives/82-Suhosin-0.9.20-and-crypt-Thread-Safety-Vulnerability.html
- http://osvdb.org/36088
- http://secunia.com/advisories/25434
- http://www.securityfocus.com/bid/24109
- https://exchange.xforce.ibmcloud.com/vulnerabilities/34601