CVE Vulnerability

CVE-2019-12995

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.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://istio.io/about/notes/ Release Notes Vendor Advisory
https://github.com/istio/istio.io/pull/4555 Third Party Advisory
https://github.com/istio/istio/issues/15084 Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:istio:istio:*:*:*:*:*:*:*:*
Information

Published : 2019-06-28 10:15

Updated : 2020-08-24 05:37

NVD link : CVE-2019-12995

Mitre link : CVE-2019-12995

Products Affected
No products.
CWE
CWE-476