What the vulnerability does
01Description
Customer PHP Object Injection in Essential Real Estate <= 5.3.3 versions.
CVSS base score
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
What the vulnerability does
Customer PHP Object Injection in Essential Real Estate <= 5.3.3 versions.
Explanation of Vulnerability in Simple Terms
Essential Real Estate versions up to 5.3.3 contain a deserialization vulnerability that allows authenticated users to execute arbitrary code on the site. An attacker with low-level access can craft malicious serialized data to trigger code execution with full site privileges. This affects confidentiality, integrity, and availability of the entire installation.
What an attacker can do
Run their own code on the site with full administrative privileges.
Potential impact on your site
A compromised low-privilege account can lead to complete site takeover, data theft, and malware injection.
Conditions required to exploit
Attacker must have a low-level user account (subscriber, contributor, or equivalent) on the site.
Key dates
External resources
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