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CVE
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CVE-2011-0753Date: (C)2011-02-02   (M)2018-02-19


Race condition in the PCNTL extension in PHP before 5.3.4, when a user-defined signal handler exists, might allow context-dependent attackers to cause a denial of service (memory corruption) via a large number of concurrent signals.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : CVSS Score : 4.3
Exploit Score: Exploit Score: 8.6
Impact Score: Impact Score: 2.9
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: Access Vector: NETWORK
Attack Complexity: Access Complexity: MEDIUM
Privileges Required: Authentication: NONE
User Interaction: Confidentiality: NONE
Scope: Integrity: NONE
Confidentiality: Availability: PARTIAL
Integrity:  
Availability:  
  
Reference:
http://bugs.php.net/52784
http://www.php.net/ChangeLog-5.php
php-pcntl-dos(65431)

CPE    73
cpe:/a:php:php:3.0
cpe:/a:php:php:1.0
cpe:/a:php:php:4.3.10
cpe:/a:php:php:4.3.11
...
CWE    1
CWE-362
OVAL    1
oval:org.secpod.oval:def:75

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