Zero-day vulnerability in phpMyForum

SQL injection
CVE-2007-4107

The vulnertability was reported by Reini Urban via vendor's forum after discovery of zero-day exploitation.

Vulnerability details

Advisory: SB2007072401 - SQL injection in phpMyForum

Vulnerable component: phpMyForum

CVE-ID: CVE-2007-4107

CVSSv3 score: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C

CWE-ID: CWE-89 - Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

Description:

The vulnerability allows a remote attacker to execute arbitrary SQL commands in vulnerable application.

The vulnerability exists due to insufficient sanitization of user-supplied data passed editpost.php script. A remote attacker can send a specially crafted HTTP request to vulnerable script and execute arbitrary SQL commands in web application database.

Successful exploitation may allow an attacker to gain complete control over vulnerable website.

Note: this vulnerability is being actively exploited.

External links:

About zero-day vulnerabilities

Zero-day vulnerability is an undisclosed vulnerability in software that hackers can exploit to compromise computer programs, gain unauthorized access to sensitive data, penetrate networks, etc. We consider vulnerability a zero-day when there is no solution provided from software vendor and the vulnerability is being actively exploited by malicious actors.

Zero-day candidate is a potential zero-day vulnerability in software which might have been used in targeted attacks, however there is no evidence to support this suggestion.