CVE-2020-12702

4.6 mediumEPSS 0.3%

Medium (4.6) in coolkit ewelink. EPSS 0.3% chance of exploitation in the next 30 days.

Weak encryption in the Quick Pairing mode in the eWeLink mobile application (Android application V4.9.2 and earlier, iOS application V4.9.1 and earlier) allows physically proximate attackers to eavesdrop on Wi-Fi credentials and other sensitive information by monitoring the Wi-Fi spectrum during the pairing process.

Severity

CVSS 3.1

4.6 medium

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 23% of CVEs (scores of 2026-10-31)
CWE: CWE-327
Published: 2021-02-24
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

coolkit:ewelink

References

https://dl.acm.org/doi/abs/10.1145/3411498.3419965
https://github.com/salgio/ESPTouchCatcher
https://play.google.com/store/apps/details?id=com.coolkit&hl=en_US
https://www.youtube.com/watch?v=DghYH7WY6iE&feature=youtu.be
https://dl.acm.org/doi/abs/10.1145/3411498.3419965

Check your stack JSON