What the vulnerability does
01Description
Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') vulnerability in EverPress Mailster mailster.This issue affects Mailster: from n/a through <= 4.0.6.
CVSS base score
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:H/A:L
What the vulnerability does
Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') vulnerability in EverPress Mailster mailster.This issue affects Mailster: from n/a through <= 4.0.6.
Explanation of Vulnerability in Simple Terms
Mailster versions up to 4.0.6 contain a code injection vulnerability that allows attackers to execute arbitrary code on the site without authentication. The vulnerability stems from insufficient input validation in a critical function. Attackers can exploit this over the network, though the attack requires specific conditions to succeed. This affects confidentiality, integrity, and availability of the site.
What an attacker can do
Run their own code on the site to modify data, steal information, or disrupt service.
Potential impact on your site
Attackers can compromise your site's data, modify content, steal user information, or take the site offline.
Conditions required to exploit
Network access to the site; no authentication required, but attack complexity is high.
Key dates
External resources
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