Version 5.6.40 was released in January 2019, and it has many known security issues because it reached end-of-life on December 31, 2018 (no more security patches).
- PHP official website: https://www.php.net/
- PHP version 5.6.40 changelog: https://github.com/php/php-src/blob/php-5.6.40/NEWS
- PHP security documentation: https://www.php.net/manual/en/security.php
- A table of 70+ known CVEs that apply to 5.6.40.
- Severity scores (CVSS v2 and v3).
- Exploit availability links (Metasploit, Exploit-DB).
- References to patch commits (which are irrelevant now, as there are no patches).
Official Sources
-
- CVE-2018-14851: A vulnerability in the
exifextension that could allow remote attackers to cause a denial of service (DoS) or potentially execute arbitrary code. - CVE-2018-14852: A vulnerability in the
exifextension that could allow remote attackers to cause a DoS or potentially execute arbitrary code. - CVE-2018-7208: A vulnerability in the
gif2hfunction that could allow remote attackers to cause a DoS.
Benefits:
- CVE-2018-14851: A vulnerability in the