What is CVE-2019-25014?

CVE-2019-25014 is a medium-severity vulnerability in Istio, classified under NULL Pointer Dereference. CVSS score: 6.5/10. Published 2021-01-29.

How severe is CVE-2019-25014?

Medium severity. CVSS v3 base score is 6.5 out of 10.

NULL pointer dereference in Istio

CVE-2019-25014

A NULL pointer dereference was found in pkg/proxy/envoy/v2/debug.go getResourceVersion in Istio pilot before 1.5.0-alpha.0. If a particular HTTP GET request is made to the pilot API endpoint, it is possible to cause the Go runtime to panic (resulting in a denial of service to the istio-pilot application).

Published 2021-01-29 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.013 (69.9th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 69.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.014 · newest: 0.013 · change: -0.001

Affected products

Istio
Red Hat Openshift Service Mesh — versions 1.0

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

github.com/istio/istio/compare/1.4.2...1.5.0-alpha.0 (Third Party Advisory)
bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2019-25014?: CVE-2019-25014 is a medium-severity vulnerability in Istio, classified under NULL Pointer Dereference. CVSS score: 6.5/10. Published 2021-01-29.
How severe is CVE-2019-25014?: Medium severity. CVSS v3 base score is 6.5 out of 10.