High severity · published Apr 30, 2008
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…
7.5
CVSS
1.7%
EPSS
No
On KEV
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
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.7% · higher than 77% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
EC
E-commerce-suite · My123tkshop
0.9.1 · source: NVD
E1
E107 · E107
0.7.11 · source: NVD
LA
Labgab · Labgab
1.1 · source: NVD
OP
Opendb · Opendb
1.5.0 · source: NVD
PH
Php-nuke · Phpnuke
7.0; 8.1 · source: NVD
PH
Phpmybittorrent · Phpmybittorrent
1.2.2 · source: NVD
TO
Torrentflux · Torrentflux Project
2.3 · source: NVD
WE
Webze · Webze
0.5.9 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2008-2020
CVE.org
https://www.cve.org/CVERecord?id=CVE-2008-2020
Broken Link
http://securityreason.com/securityalert/3834
Broken Link
http://www.rooksecurity.com/blog/?p=6
Broken Link
http://www.securityfocus.com/archive/1/491127/100/0/threaded
Broken Link
http://www.securityfocus.com/bid/28877
Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/42152
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