Php Version 5640 Vulnerabilities Verified ✦ Working & Top-Rated

PHP Version 5.6.40 Vulnerabilities Verified: What You Need to Know

CVE-2019-9021 (Phar): A heap-based buffer over-read in PHAR extension reading functions.

A. Deserialization Vulnerabilities (CVE History)

PHP 5.x has a history of Object Injection vulnerabilities. While 5.6.40 patched many previous issues, it lacks the modern safeguards against deserialization attacks found in PHP 7.4 and 8.x. php version 5640 vulnerabilities verified

(These categories reflect vulnerabilities verified by security researchers against end-of-life PHP 5.6 releases; specific CVE identifiers exist in public advisories for many items.)

). Verified vulnerabilities affecting version 5.6.40 and its predecessors include: Heap-Based Buffer Overflows & Over-reads CVE-2019-9023 : Multiple heap-based buffer over-reads in PHP Version 5

Remote Code Execution (RCE): A use-after-free vulnerability in the phar_parse function (similar to CVE-2020-7063) allows unauthenticated remote attackers to execute arbitrary code by dereferencing freed pointers.

. While it was designed to fix critical flaws present in earlier 5.6.x versions, it is now End-of-Life (EOL) While 5

Security experts and repositories like the NVD - Detail and TuxCare recommend the following: Security backports for EOL PHP version 5.6.40 · GitHub