Vulnerability CVE-2014-7237
Published: 2014-10-15   Modified: 2014-10-16

Description:
lib/TWiki/Sandbox.pm in TWiki 6.0.0 and earlier, when running on Windows, allows remote attackers to bypass intended access restrictions and upload files with restricted names via a null byte (%00) in a filename to bin/upload.cgi, as demonstrated using .htaccess to execute arbitrary code.

See advisories in our WLB2 database:
Topic
Author
Date
High
Twiki Upload Bypass
Peter Thoeny
10.10.2014

Type:

CWE-264

 (Permissions, Privileges, and Access Controls)

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Twiki -> Twiki 
Microsoft -> Windows 

 References:
http://seclists.org/fulldisclosure/2014/Oct/45
http://twiki.org/cgi-bin/view/Codev/SecurityAlert-CVE-2014-7237
http://www.securitytracker.com/id/1030982
https://exchange.xforce.ibmcloud.com/vulnerabilities/96952
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