#VU45192 Input validation error in PHP - CVE-2011-0421 

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Main Vulnerability Database Vulnerabilities #VU45192

#VU45192 Input validation error in PHP - CVE-2011-0421

Published: March 20, 2011 / Updated: August 11, 2020


Vulnerability identifier: #VU45192
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/U:Green
CVE-ID: CVE-2011-0421
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: Public exploit is available
Vulnerable software:
PHP
Software vendor:
PHP Group

Description

The vulnerability allows context-dependent attackers to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can cause a denial of service (NULL pointer dereference) via an empty ZIP archive that is processed with a (1) locateName or (2) statName operation.


Remediation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

External links