CVE-2021-27941

Description

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.

Category

4.6
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.12%
Third-Party Advisory apple.com Third-Party Advisory github.com Third-Party Advisory google.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://play.google.com/store/apps/details?id=com.coolkit&hl=en_US product third party advisory
https://apps.apple.com/us/app/ewelink-smart-home/id1035163158 product third party advisory
https://github.com/salgio/eWeLink-QR-Code third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-27941?
CVE-2021-27941 has been scored as a medium severity vulnerability.
How to fix CVE-2021-27941?
To fix CVE-2021-27941, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-27941 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-27941 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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