up2date command fails with [('SSL routines', 'SSL3_GET_SERVER_CERTIFICATE', 'certificate verify failed')] error

Solution Verified - Updated -


  • Receive the following SSL error when running up2date:
There was an SSL error: [('SSL routines', 'SSL3_GET_SERVER_CERTIFICATE', 'certificate verify failed')]                                                                            
A common cause of this error is the system time being incorrect. Verify that the time on this system is correct. 


  • Red Hat Enterprise Linux(RHEL)4
  • Red Hat Network(RHN)

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