Vulnerability Monitor

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CVE-2008-2020

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.

Published

2008-04-30T01:07:00.000

Last Modified

2025-04-09T00:30:58.490

Status

Deferred

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:P/I:P/A:P

  • Access Vector: NETWORK
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: PARTIAL
  • Availability Impact: PARTIAL
Exploitability Score

8.6

Impact Score

6.4

Weaknesses
  • Type: Primary
    CWE-330
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application e107 e107 0.7.11 Yes
Application labgab labgab 1.1 Yes
Application my123tkshop e-commerce-suite 0.9.1 Yes
Application opendb opendb 1.5.0 Yes
Application phpmybittorrent phpmybittorrent 1.2.2 Yes
Application phpnuke php-nuke 7.0 Yes
Application phpnuke php-nuke 8.1 Yes
Application torrentflux_project torrentflux 2.3 Yes
Application webze webze 0.5.9 Yes
References