Unscored severity · published Feb 2, 2011
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…
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CVSS
0.8%
EPSS
No
On KEV
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.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 56% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PH
PHP · PHP
through 5.3.3; 1.0; 2.0; 2.0b10; 3.0; 3.0.1; +34 more · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2011-0753
CVE.org
https://www.cve.org/CVERecord?id=CVE-2011-0753
Patch
http://bugs.php.net/52784
www.php.net
http://www.php.net/ChangeLog-5.php
exchange.xforce.ibmcloud.com
https://exchange.xforce.ibmcloud.com/vulnerabilities/65431
oval.cisecurity.org
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12271
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