
CVE-2008-3573 – Pligg CMS 9.9.5 - 'CAPTCHA' Registration Automation Security Bypass
https://notcve.org/view.php?id=CVE-2008-3573
10 Aug 2008 — The CAPTCHA implementation in (1) Pligg 9.9.5 and possibly (2) Francisco Burzi PHP-Nuke 8.1 provides a critical random number (the ts_random value) within the URL in the SRC attribute of an IMG element, which allows remote attackers to pass the CAPTCHA test via a calculation that combines this value with the current date and the HTTP User-Agent string. La implementación CAPTCHA en (1) Pligg 9.9.5 y posiblemente (2) Francisco Burzi PHP-Nuke 8.1, proporciona un número aleatorio crítico (el valor del ts_random... • https://www.exploit-db.com/exploits/32142 • CWE-189: Numeric Errors CWE-264: Permissions, Privileges, and Access Controls •

CVE-2008-2020
https://notcve.org/view.php?id=CVE-2008-2020
30 Apr 2008 — The CAPTCHA implementation as used in (1) Francisco Burzi PHP-Nuke 7.0 and 8.1, (2) my123tkShop e-Commerce-Suite (aka 123tkShop) 0.9.1, (3) phpMyBitTorrent 1.2.2, (4) TorrentFlux 2.3, (5) e107 0.7.11, (6) WebZE 0.5.9, (7) Open Media Collectors Database (aka OpenDb) 1.5.0b4, and (8) Labgab 1.1 uses a code_bg.jpg background image and the PHP ImageString function in a way that produces an insufficient number of different images, which allows remote attackers to pass the CAPTCHA test via an automated attack usi... • http://securityreason.com/securityalert/3834 • CWE-330: Use of Insufficiently Random Values •