The Cisco switch must be configured to enforce the limit of three consecutive invalid logon attempts, after which time it must disconnect the session.
An XCCDF Rule
Description
<VulnDiscussion>By limiting the number of failed logon attempts, the risk of unauthorized system access via user password guessing, otherwise known as brute-forcing, is reduced.</VulnDiscussion><FalsePositives></FalsePositives><FalseNegatives></FalseNegatives><Documentable>false</Documentable><Mitigations></Mitigations><SeverityOverrideGuidance></SeverityOverrideGuidance><PotentialImpacts></PotentialImpacts><ThirdPartyTools></ThirdPartyTools><MitigationControl></MitigationControl><Responsibility></Responsibility><IAControls></IAControls>
- ID
- SV-220480r960840_rule
- Severity
- Medium
- References
- Updated
Remediation - Manual Procedure
Configure the Cisco switch to enforce the limit of three consecutive invalid logon attempts as shown in the example below:
SW2(config)# ssh login-attempts 3