#VU7345 Out-of-bounds read in PHP - CVE-2017-9224 

 

#VU7345 Out-of-bounds read in PHP - CVE-2017-9224

Published: July 6, 2017


Vulnerability identifier: #VU7345
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-9224
CWE-ID: CWE-125
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 obtain potentially sensitive information.

The weakness exists in the mbstring due to stack out-of-bounds read in match_at() during regular expression searching. A remote attacker can trigger a logical error involving order of validation and access in match_at() and read arbitrary files on the system.

Successful exploitation of the vulnerability results in information disclosure.

Remediation

Update to version 7.0.21.

External links