CVE-2019-12995

Name of the Vulnerable Software and Affected Versions Istio versions prior to 1.2.2

Description The issue is related to the mishandling of certain access tokens, which can lead to an error in Envoy, specifically "Epoch 0 terminated with an error". This is caused by a segmentation fault in the jwt authenticator.cc.

Recommendations For versions prior to 1.2.2, update to version 1.2.2 or later to resolve the issue. As a temporary workaround, consider restricting access to the jwt authenticator.cc function until a patch is available.