First published: Wed Apr 30 2008(Updated: )
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.
Credit: cve@mitre.org
Affected Software | Affected Version | How to fix |
---|---|---|
e107 CMS | =0.7.11 | |
Labgab | =1.1 | |
Icat Electronic Commerce Suite | =0.9.1 | |
OpenDaylight | =1.5.0-beta4 | |
phpMyBitTorrent | =1.2.2 | |
PhpNuke | =7.0 | |
PhpNuke | =8.1 | |
TorrentFlux | =2.3 | |
WHMCS | =0.5.9 | |
Flux | =2.3 | |
PHP-Nuke | =8.1 | |
OpenDaylight | =1.5.0b4 |
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CVE-2008-2020 is considered a moderate severity vulnerability due to the potential bypass of CAPTCHA protections.
To fix CVE-2008-2020, update your web application to a version that patches the CAPTCHA implementation.
CVE-2008-2020 affects multiple software including PHP-Nuke, my123tkShop, phpMyBitTorrent, TorrentFlux, e107, WebZE, OpenDb, and Labgab.
The risks associated with CVE-2008-2020 include automated attacks such as brute force and spam submissions that can exploit the CAPTCHA weakness.
CVE-2008-2020 was reported on March 18, 2008.