Finding ID | Version | Rule ID | IA Controls | Severity |
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RHEL-06-000210 | RHEL-06-000210 | RHEL-06-000210_rule | High |
Description |
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The telnet protocol uses unencrypted network communication, which means that data from the login session, including passwords and all other information transmitted during the session, can be stolen by eavesdroppers on the network. The telnet protocol is also subject to man-in-the-middle attacks. |
STIG | Date |
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Red Hat Enterprise Linux 6 Security Technical Implementation Guide | 2013-02-05 |
Check Text ( C-RHEL-06-000210_chk ) |
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To check that the "telnet" service is disabled in system boot configuration, run the following command: # chkconfig "telnet" --list Output should indicate the "telnet" service has either not been installed, or has been disabled at all runlevels, as shown in the example below: # chkconfig "telnet" --list "telnet" 0:off 1:off 2:off 3:off 4:off 5:off 6:off Run the following command to verify "telnet" is disabled through current runtime configuration: # service telnet status If the service is disabled the command will return the following output: telnet is stopped If the service is running, this is a finding. |
Fix Text (F-RHEL-06-000210_fix) |
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The "telnet" service can be disabled with the following command: # chkconfig telnet off |