CVE-2008-2020
Description
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 using a table of all possible image checksums and their corresponding digit strings.
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| e107 e107 | 0.7.11 | — |
| labgab labgab | 1.1 | — |
| my123tkshop e-commerce-suite | 0.9.1 | — |
| opendb opendb | 1.5.0 | — |
| phpmybittorrent phpmybittorrent | 1.2.2 | — |
| phpnuke php-nuke | 7.0, 8.1 | — |
| torrentflux_project torrentflux | 2.3 | — |
| webze webze | 0.5.9 | — |
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