[bug] SSL: CERTIFICATE_VERIFY_FAILED

[DDkuang]

Environment Details (include every applicable attribute)

• Operating System+version:Ubuntu 20.04
• Compiler+version: gcc 10.3.0
• Conan version: 1.40.1
• Python version: 3.8.10

Steps to reproduce (Include if Applicable)

1. conan search "protobuf*" -r conancenter

Logs (Executed commands with output) (Include/Attach if Applicable)

ERROR: HTTPSConnectionPool(host='center.conan.io', port=443): Max retries exceeded with url: /v1/ping (Caused by SSLError(SSLCertVerificationError(1, '[SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: certificate has expired (_ssl.c:1131)')))

Unable to connect to conancenter=https://center.conan.io

1. Make sure the remote is reachable or,
2. Disable it by using conan remote disable,
   Then try again.

[DDkuang]

Use http://curl.haxx.se/ca/cacert.pem to replace .conan/cacert.pem and conan search succeeds.
Please ignore the pull request.

[DDkuang]

#9696

[memsharded]

Hi @DDkuang

Yes, this was a duplicate of #9695, was solved in 1.40.3 and with a conan config install new repo for older versions. I think this can be closed, thanks!