CVE-2019-12995

Description

Istio before 1.2.2 mishandles certain access tokens, leading to "Epoch 0 terminated with an error" in Envoy. This is related to a jwt_authenticator.cc segmentation fault.

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.65%
Vendor Advisory istio.io
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://istio.io/about/notes/ release notes vendor advisory
https://github.com/istio/istio/issues/15084 third party advisory
https://github.com/istio/istio.io/pull/4555 third party advisory

Frequently Asked Questions

What is the severity of CVE-2019-12995?
CVE-2019-12995 has been scored as a high severity vulnerability.
How to fix CVE-2019-12995?
To fix CVE-2019-12995, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-12995 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-12995 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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