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CVE-2008-2020

Published: Apr 30, 2008Updated: Apr 23, 2026 Sources: CVE List NVDCWE-330
NVD MITRE
7.5CVSSHIGH
EPSS Score
1.7%
Top 26.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

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.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:HA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:HIntegrity
High
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-330

Affected Products

n/an/a
e107e107
On-premWeb App
Web & CMS Plugins / cms-core
labgablabgab
e-commerce-suitemy123tkshop
Mixed
Web & CMS Plugins / ecommerce-platform
opendbopendb
On-prem
Databases / db-tooling
e107oss-projectWeb & CMS Pluginsaka e107 cms, e107
my123tkshopcommercialWeb & CMS Pluginsaka my123tkshop, my123tk shop, my 123 tk shop
opendbDatabasesaka opendb
and 4 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

1 technique
Credential Access
View detailed technique mapping

References

http://www.securityfocus.com/archive/1/491127/100/0/threaded
securityfocus.com
http://securityreason.com/securityalert/3834
securityreason.com
https://exchange.xforce.ibmcloud.com/vulnerabilities/42152
exchange.xforce.ibmcloud.com
and 2 more references View all →

Timeline

Published
Apr 30, 2008
Last Updated
Apr 23, 2026

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