Signature Detail
Short Name |
POP3:FAILURE:BRUTE-FORCE |
|---|---|
Severity |
High |
Recommended |
No |
Category |
POP3 |
Keywords |
pop3 brute force |
Release Date |
2004/01/27 |
Update Number |
1213 |
Supported Platforms |
di-5.3+, idp-4.0+, isg-3.0+, j-series-9.5+, mx-9.4+, srx-9.2+, srx-branch-9.4+, vsrx-12.1+ |
POP3 Brute Force Login Attempt
This protocol anomaly detects multiple login failures within a short period of time between a unique pair of hosts. The default is 4; You can change this setting in the Sensor Settings Rulebase>Protocol Thresholds and Configuration>POP3>Maximum Number of Login Failures Per Minute.
Extended Description
Multiple login failures within a short period could indicate that a brute force password guessing attack is taking place or has taken place.
References