Preview Tool

Cisco Bug: CSCvu42363 - ECDSA signed server certificates aren't re-signed by RSA signed certificate authority

Last Modified

Jul 14, 2020

Products (1)

  • Cisco Firepower Management Center

Known Affected Releases

6.2.3 6.3.0 6.4.0 6.5.0 6.6.0 6.7.0

Description (partial)

Browser navigation to a website using an ECDSA signed certificate fails occasionally.
This will usually be on initial visits to the website, subsequent visits succeed, although traffic is not decrypted.

Firepower Threat Defense device configured with an SSL inspection policy.
SSL Inspection policy configured to Decrypt-Resign traffic.
Decrypt-Resign rules use an RSA signed certificate authority.
Network clients visiting websites using ECDSA signed server certificates.
Bug details contain sensitive information and therefore require a account to be viewed.

Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
Bug information is viewable for customers and partners who have a service contract. Registered users can view up to 200 bugs per month without a service contract.