Vulnerability identifier: #VU206
Vulnerability risk: High
CVSSv3.1: 8.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-119
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
PHP
Universal components / Libraries /
Scripting languages
Vendor: PHP Group
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a type confusion error in php_bz2_filter_create() function. A remote unauthenticated attacker can execute arbitrary code o the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Mitigation
Install the latest vesion: (5.6.24).
Vulnerable software versions
PHP: 5.6.0 - 5.6.23
External links
http://bugs.php.net/bug.php?id=72447
http://php.net/ChangeLog-5.php#5.6.24
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.