Squiz Matrix CMS 5.5.x.x Code Execution / Information Disclosure

Introduction ============ ZX Security identified several vulnerabilities the Squiz Matrix CMS that can be chained together to gain pre-authenticated remote code execution in some circumstances. Affected Versions ================= The issues in this advisory affect the following versions of Squiz...

CVE-2019-19373

Squiz Matrix CMS is affected by CVE-2019-19373 across multiple 5.5.x releases: 5.5.0 before 5.5.0.3, 5.5.1 before 5.5.1.8, 5.5.2 before 5.5.2.4, and 5.5.3 before 5.5.3.3. The vulnerability arises from arbitrary PHP object deserialization in the Remote Content page type when processing the package...

CVE-2019-19373

An issue was discovered in Squiz Matrix CMS 5.5.0 prior to 5.5.0.3, 5.5.1 prior to 5.5.1.8, 5.5.2 prior to 5.5.2.4, and 5.5.3 prior to 5.5.3.3 where a user can trigger arbitrary unserialization of a PHP object from a packages/cms/pagetemplates/pageremotecontent/pageremotecontent.inc POST paramete...