MLDonkey Country-Based IP Blocking Security Bypass Vulnerability

BID:25093

Info

MLDonkey Country-Based IP Blocking Security Bypass Vulnerability

Bugtraq ID: 25093
Class: Design Error
CVE:
Remote: Yes
Local: No
Published: Jul 27 2007 12:00AM
Updated: Jul 30 2007 05:45PM
Credit: blupp discovered this issue.
Vulnerable: Mldonkey Mldonkey 2.8
Mldonkey Mldonkey 2.7
Mldonkey Mldonkey 2.6
Mldonkey Mldonkey 2.5 -4
Mldonkey Mldonkey 2.5
Not Vulnerable: Mldonkey Mldonkey 2.9

Discussion

MLDonkey Country-Based IP Blocking Security Bypass Vulnerability

MLDonkey is prone to a security-bypass vulnerability due to a design error.

Users who enable country-based IP-blocking may have a false sense of security.

Attackers can exploit this issue to temporarily connect to the application using supposedly blocked IP addresses.

Versions prior to MLDonkey 2.9.0 are vulnerable.

Exploit / POC

MLDonkey Country-Based IP Blocking Security Bypass Vulnerability

An attacker can exploit this issue using the client application.

Solution / Fix

MLDonkey Country-Based IP Blocking Security Bypass Vulnerability

Solution:
The vendor has released an update to address this issue. Please see the references for more information.


Mldonkey Mldonkey 2.5 -4

Mldonkey Mldonkey 2.5

Mldonkey Mldonkey 2.6

Mldonkey Mldonkey 2.7

Mldonkey Mldonkey 2.8

References

MLDonkey Country-Based IP Blocking Security Bypass Vulnerability

References:
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