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Secunia Advisory SA8115

Webmin Authentication Bypass Vulnerability
Secunia Advisory SA8115
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Release Date 2003-02-24
Last Update 2003-06-10
   
Popularity 10,136 views
Comments 0 comments

Criticality level Highly criticalHighly critical
Impact Security Bypass
Where From remote
Authentication level Available in Customer Area
   
Report reliability Available in Customer Area
Solution Status Vendor Patch
   
Systems affected Available in Customer Area
Approve distribution Available in Customer Area
   
Software:
Webmin 1.x
Secunia CVSS Score Available in Customer Area
CVE Reference(s) CVE-2003-0101 CVSS available in Customer Area
  

Description

A vulnerability has been identified in the WebMin, which can be exploited by malicious people to bypass the authentication process.

The vulnerability is caused due to an input validation error in the "miniserv.pl" webserver. The problem is that it is possible to include a pipe '|' in the BASE64 encoded authentication block.

Access to the Webmin interface could be exploited to alter system configuration and gain system access.


Solution
Install version 1.070
Further details available in Customer Area

Provided and/or discovered by
Keigo Yamazaki

Changelog
Further details available in Customer Area

Deep Links
Links available in Customer Area


Do you have additional information related to this advisory?

Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com

Subject: Webmin Authentication Bypass Vulnerability
 
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