#VU9464 Buffer overflow in PHP

 

#VU9464 Buffer overflow in PHP

Published: November 30, 2017


Vulnerability identifier: #VU9464
Vulnerability risk: Low
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:U/U:Clear
CVE-ID: N/A
CWE-ID: CWE-120
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vulnerable software:
PHP
Software vendor:
PHP Group

Description

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists due to buffer overflow in json_decode(). A remote attacker can supply JSON_INVALID_UTF8_IGNORE or JSON_INVALID string, trigger memory corruption and cause the application to crash.

Successful exploitation of the vulnerability results in denial of service.

Remediation

Update to version 7.2.0.

External links