Vulnerability Details : 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.
Products affected by CVE-2008-2020
- cpe:2.3:a:e107:e107:0.7.11:*:*:*:*:*:*:*
- cpe:2.3:a:phpnuke:php-nuke:7.0:*:*:*:*:*:*:*
- cpe:2.3:a:phpnuke:php-nuke:8.1:*:*:*:*:*:*:*
- cpe:2.3:a:my123tkshop:e-commerce-suite:0.9.1:*:*:*:*:*:*:*
- cpe:2.3:a:labgab:labgab:1.1:*:*:*:*:*:*:*
- cpe:2.3:a:opendb:opendb:1.5.0:beta4:*:*:*:*:*:*
- cpe:2.3:a:phpmybittorrent:phpmybittorrent:1.2.2:*:*:*:*:*:*:*
- cpe:2.3:a:webze:webze:0.5.9:*:*:*:*:*:*:*
- cpe:2.3:a:torrentflux_project:torrentflux:2.3:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2008-2020
1.19%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 77 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2008-2020
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
3.9
|
3.6
|
NIST | 2024-02-14 |
CWE ids for CVE-2008-2020
-
Assigned by: nvd@nist.gov (Primary)
-
The product uses insufficiently random numbers or values in a security context that depends on unpredictable numbers.Assigned by: nvd@nist.gov (Primary)
References for CVE-2008-2020
-
http://www.rooksecurity.com/blog/?p=6
MDR Security Services | Sophos MDR Threat PreventionBroken Link
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https://exchange.xforce.ibmcloud.com/vulnerabilities/42152
Multiple products CAPTCHA ImageString and code_bg.jpg weak security CVE-2008-2020 Vulnerability ReportThird Party Advisory;VDB Entry
-
http://www.securityfocus.com/bid/28877
Broken Link;Third Party Advisory;VDB Entry
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http://www.securityfocus.com/archive/1/491127/100/0/threaded
Broken Link;Third Party Advisory;VDB Entry
-
http://securityreason.com/securityalert/3834
Deciphering the PHP-Nuke Capthca - CXSecurity.comBroken Link
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