Improper input validation in PHP - CVE-2015-0232
Published: November 27, 2018
Vulnerability identifier: #VU16104
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: CVE-2015-0232
CWE-ID: CWE-20
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 cause DoS condition or execute arbitrary code on the target system.
The weakness exists due to an error in the exif_process_unicode function in ext/exif/exif.c in PHP before 5.4.37, 5.5.x before 5.5.21, and 5.6.x before 5.6.5. A remote attacker can trigger uninitialized pointer free via crafted EXIF data in a JPEG image and cause the service to crash or execute arbitrary code.
The weakness exists due to an error in the exif_process_unicode function in ext/exif/exif.c in PHP before 5.4.37, 5.5.x before 5.5.21, and 5.6.x before 5.6.5. A remote attacker can trigger uninitialized pointer free via crafted EXIF data in a JPEG image and cause the service to crash or execute arbitrary code.
How to mitigate CVE-2015-0232
Install updates from vendor's website.