Signature Detail
Short Name |
TELNET:NEGOT:REQ-SUBNEG-FORMAT |
|---|---|
Severity |
Critical |
Recommended |
No |
Category |
TELNET |
Release Date |
2003/04/22 |
Update Number |
1213 |
Supported Platforms |
idp-4.0+, isg-3.0+, j-series-9.5+, mx-9.4+, srx-9.2+, srx-branch-9.4+, vsrx-12.1+ |
TELNET Negotiation Error: Invalid Sup-negotiation Format
This protocol anomaly triggers when it detects a TELNET sub-negotiation that is in the wrong format or has an invalid argument. This can be a buffer overflow attempt.
Extended Description
The presence of an undefined parameter could indicate a software configuration error or that an attempted buffer overflow or other attack is underway.
References