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Cisco Bug: CSCvu31408 - FMC invalid hostname locks Device Management, NAT and Policies tabs

Last Modified

Jun 10, 2020

Products (1)

  • Cisco Firepower Management Center

Known Affected Releases

6.5.0 6.6.0

Description (partial)

Symptom:
- Not able to load Device Management, NAT and Policies tabs
- Following logs can be see in /var/opt/CSCOpx/MDC/tomcat/log/stdoud.logs:

Apr 15, 2020 11:36:01 AM org.apache.coyote.AbstractProcessor parseHost
INFO: The host [hostname_with_underscore] is not valid
 Note: further occurrences of request parsing errors will be logged at DEBUG level.
java.lang.IllegalArgumentException: The character [_] is never valid in a domain name.
        at org.apache.tomcat.util.http.parser.HttpParser$DomainParseState.next(HttpParser.java:926)
        at org.apache.tomcat.util.http.parser.HttpParser.readHostDomainName(HttpParser.java:822)
        at org.apache.tomcat.util.http.parser.Host.parse(Host.java:71)
        at org.apache.tomcat.util.http.parser.Host.parse(Host.java:45)
        at org.apache.coyote.AbstractProcessor.parseHost(AbstractProcessor.java:288)
        at org.apache.coyote.ajp.AjpProcessor.prepareRequest(AjpProcessor.java:850)
        at org.apache.coyote.ajp.AjpProcessor.service(AjpProcessor.java:373)
        at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
        at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:853)
        at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1587)
        at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
        at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
        at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
        at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
        at java.base/java.lang.Thread.run(Unknown Source)

Conditions:
FMC hostname with invalid character (non-alphanumeric)
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Bug Details Include

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