Signature Detail
Short Name |
CHAT:IRC:OVERFLOW:USERNAME |
|---|---|
Severity |
High |
Recommended |
No |
Category |
CHAT |
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+ |
IRC: Username Overflow
This protocol anomaly detects an IRC user name length that exceeds the user-defined maximum. The user name is an argument for the USER command. The default user name length is 16; you can change this setting in the Sensor Settings Rulebase>Protocol Thresholds and Configuration>IRC>User name length.
Extended Description
User names in IRC messages that exceed the maximum defined length are considered protocol anomalies and should be detected.
References