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vendor:
N/A
by:
SecurityFocus
7.5
CVSS
HIGH
Buffer Overflow
119
CWE
Product Name: N/A
Affected Version From: N/A
Affected Version To: N/A
Patch Exists: Yes
Related CWE: N/A
CPE: N/A
Metasploit: N/A
Other Scripts: N/A
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Nuclei References: N/A
Nuclei Metadata: N/A
Platforms Tested: N/A
2002

Large usernames or passwords sent to the router’s HTTP interface restart the router

A buffer overflow vulnerability exists in the router's HTTP interface, which allows an attacker to send a large username or password to the router, causing it to restart. A simple script or program could be written to keep the router down indefinately.

Mitigation:

Ensure that the router is running the latest version of firmware and that all security patches are applied.
Source

Exploit-DB raw data:

source: https://www.securityfocus.com/bid/1219/info

Large usernames or passwords sent to the router's HTTP interface restart the router. Router log will show "restart not in response to admin command"

Open the router interface with your browser.
Username: ......................... (x79 +)
After the router restarts, you can hit refresh on your browser to take it down again. 

A simple script or program could be written to keep the router down indefinately.