Kroum Grigorov KpyM Telnet Server Remote Denial Of Service Vulnerability

BID:9379

Info

Kroum Grigorov KpyM Telnet Server Remote Denial Of Service Vulnerability

Bugtraq ID: 9379
Class: Design Error
CVE:
Remote: Yes
Local: No
Published: Jan 07 2004 12:00AM
Updated: Jan 07 2004 12:00AM
Credit: The disclosure of this issue has been credited to NoRpiUs.
Vulnerable: Kroum Grigorov KpyM Telnet Server 1.0 5
Kroum Grigorov KpyM Telnet Server 1.0 4
Kroum Grigorov KpyM Telnet Server 1.0 3
Kroum Grigorov KpyM Telnet Server 1.0 2
Kroum Grigorov KpyM Telnet Server 1.0 1
Kroum Grigorov KpyM Telnet Server 1.0
Not Vulnerable: Kroum Grigorov KpyM Telnet Server 1.0 6

Discussion

Kroum Grigorov KpyM Telnet Server Remote Denial Of Service Vulnerability

KpyM Telnet Server has been reported to be prone to a remote denial of service vulnerability. Due to a lack of resource limitations, a remote attacker may negotiate multiple connections to the affected server. This will cause multiple instances of the a terminal handler executable to be spawned and ultimately, over time, an access violation will be triggered in the KpyM Telnet Server.

Exploit / POC

Kroum Grigorov KpyM Telnet Server Remote Denial Of Service Vulnerability

The following proof of concept has been supplied:

Solution / Fix

Kroum Grigorov KpyM Telnet Server Remote Denial Of Service Vulnerability

Solution:
The vendor has released KpyM version 1.06 to address this issue. Users are advised to download the fixed version.


Kroum Grigorov KpyM Telnet Server 1.0 2

Kroum Grigorov KpyM Telnet Server 1.0 4

Kroum Grigorov KpyM Telnet Server 1.0

Kroum Grigorov KpyM Telnet Server 1.0 3

Kroum Grigorov KpyM Telnet Server 1.0 5

Kroum Grigorov KpyM Telnet Server 1.0 1

References

Kroum Grigorov KpyM Telnet Server Remote Denial Of Service Vulnerability

References:

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