CyberRota Analysis
This is a medium severity vulnerability with a CVSS score of 5.0. Public exploit code or proof-of-concept references have been detected in its references. Its EPSS score suggests a 14.4% probability of exploitation in the next 30 days. It may lead to a denial-of-service condition.
Public Exploit Signal
A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.
External Security References
Note: these links are listed for security research and verification purposes only.
CVE
CVE-2011-0420
Severity
MEDIUM
CVSS
5
EPSS
14.41%
Original NVD Description
The grapheme_extract function in the Internationalization extension (Intl) for ICU for PHP 5.3.5 allows context-dependent attackers to cause a denial of service (crash) via an invalid size argument, which triggers a NULL pointer dereference.