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: 9.3 [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]
CVE-ID: N/A
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
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.
Affected software
PHP
Remediation
Install the latest versions: (5.5.38, 5.6.24, 7.0.9).