Integer overflow in virtual_file_ex() in PHP - #VU204
Published: July 25, 2016 / Updated: August 13, 2016
Vulnerability identifier: #VU204
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: N/A
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: PHP Group
Affected software:
PHP
PHP
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to integer overflow in path_length variable in virtual_file_ex() function. A remote unauthenticated attacker can execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
The vulnerability exists due to integer overflow in path_length variable in virtual_file_ex() function. A remote unauthenticated attacker can execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install the latest versions: (5.5.38, 5.6.24, 7.0.9).