CVE-2021-27941
MEDIUMeWeLink <4.9.2-4.9.1 - Info Disclosure
Title source: llmDescription
Unconstrained Web access to the device's private encryption key in the QR code pairing mode in the eWeLink mobile application (through 4.9.2 on Android and through 4.9.1 on iOS) allows a physically proximate attacker to eavesdrop on Wi-Fi credentials and other sensitive information by monitoring the Wi-Fi spectrum during a device pairing process.
Scores
CVSS v3
4.6
EPSS
0.0005
EPSS Percentile
16.7%
Attack Vector
PHYSICAL
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Classification
CWE
CWE-522
Status
published
Affected Products (2)
coolkit/ewelink
< 4.9.1
coolkit/ewelink
< 4.9.2
Timeline
Published
May 06, 2021
Tracked Since
Feb 18, 2026