CiscoKits CCNA TFTP Write Command Remote Denial of Service Vulnerability

Bugtraq ID:	49045
Class:	Input Validation Error
CVE:
Remote:	Yes
Local:	No
Published:	Aug 05 2011 12:00AM
Updated:	Aug 05 2011 12:00AM
Credit:	SecPod Research
Vulnerable:	CertificationKits CiscoKits CCNA TFTP Server 1.0
Not Vulnerable:

CiscoKits CCNA TFTP Write Command Remote Denial of Service Vulnerability

CiscoKits CCNA TFTP Server is prone to a remote denial-of-service vulnerability.

Successfully exploiting this issue allows remote attackers to crash the affected application, denying service to legitimate users.

CiscoKits CCNA TFTP Server 1.0 is affected; other versions may also be vulnerable.

CiscoKits CCNA TFTP Write Command Remote Denial of Service Vulnerability

The following exploit code is available:

• /data/vulnerabilities/exploits/49045.py

CiscoKits CCNA TFTP Write Command Remote Denial of Service Vulnerability

Solution:
Currently, we are not aware of any vendor-supplied patches. If you feel we are in error or are aware of more recent information, please mail us at: [email protected].

CiscoKits CCNA TFTP Write Command Remote Denial of Service Vulnerability

References:

• CiscoKits 1.0 TFTP Server DoS (write command) (SecPod Research)
  
• CiscoKits CCNA TFTP Server Homepage (CertificationKits)