CVE-2008-2020 - CVE House
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Status published High CVE-2008-2020

The CAPTCHA implementation as used in (1) Francisco Burzi PHP-Nuke...

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

e107, labgab, e-commerce-suite, opendb, phpmybittorrent, php-nuke, torrentflux, webze
Vulnerable Versions:
0.7.11, 1.1, 0.9.1, 1.5.0, 1.2.2, 7.0, 8.1, 2.3, 0.5.9

Timeline

Official Publish: April 30th, 2008
Last Modified: August 7th, 2024
Added to House: July 18th, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.