VulnerabilityModified
CVE-2011-0753
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.
MEDIUM 4.3EPSS 0.80%
Does this matter?
Lower severity and a low EPSS score (0.80%). Track it; it rarely justifies an emergency change on its own.
Description
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 2.0
- 4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:N/A:P
- EPSS
- 0.80% probability · 55th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-362
- Affected
- php/php
- Source
- cve@mitre.org
References
- http://bugs.php.net/52784Patch
- http://www.php.net/ChangeLog-5.php
- https://exchange.xforce.ibmcloud.com/vulnerabilities/65431
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12271
- http://bugs.php.net/52784Patch
- http://www.php.net/ChangeLog-5.php
- https://exchange.xforce.ibmcloud.com/vulnerabilities/65431
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12271
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.