What is CVE-2017-5249?

CVE-2017-5249 is a critical-severity vulnerability in Wink, classified under CWE-922. CVSS score: 9.8/10. Published 2018-02-22.

How severe is CVE-2017-5249?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Wink

CVE-2017-5249

In version 6.1.0.19 and prior of Wink Labs's Wink - Smart Home Android app, the OAuth token used by the app to authorize user access is not stored in an encrypted and secure manner.

Published 2018-02-22 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.007 (50.8th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 51st percentile — 50.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Wink
Wink Labs Inc - Smart Home — versions 6.1.0.19 and prior

Weakness classification (CWE)

References

blog.rapid7.com/2017/09/22/multiple-vulnerabilities-in-wink-and-insteon-smart-h… (Third Party Advisory)

Frequently asked questions

What is CVE-2017-5249?: CVE-2017-5249 is a critical-severity vulnerability in Wink, classified under CWE-922. CVSS score: 9.8/10. Published 2018-02-22.
How severe is CVE-2017-5249?: Critical severity. CVSS v3 base score is 9.8 out of 10.