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cveMitreCVE-2021-27941
HistoryMay 06, 2021 - 9:15 p.m.

CVE-2021-27941

2021-05-0621:15:07
CWE-522
mitre
web.nvd.nist.gov
22
cve-2021-27941
ewelink
mobile application
encryption key
qr code
wi-fi credentials
sensitive information
security vulnerability
nvd

CVSS2

2.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:L/Au:N/C:P/I:N/A:N

CVSS3

4.6

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

4.6

Confidence

High

EPSS

0.001

Percentile

29.7%

JSON

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.

Affected configurations

Nvd
Node
coolkitewelinkRange≤4.9.1iphone_os
OR
coolkitewelinkRange≤4.9.2android
VendorProductVersionCPE
coolkitewelink*cpe:2.3:a:coolkit:ewelink:*:*:*:*:*:iphone_os:*:*
coolkitewelink*cpe:2.3:a:coolkit:ewelink:*:*:*:*:*:android:*:*

Related

nvd 1
prion 1
cvelist 1
githubexploit 1
nvd
nvd
CVE-2021-27941
2021-05-06 21:15:07
prion
prion
Code injection
2021-05-06 21:15:00
cvelist
cvelist
CVE-2021-27941
2021-05-06 20:31:53
githubexploit
githubexploit
Exploit for Use of a Broken or Risky Cryptographic Algorithm in Coolkit Ewelink
2021-05-04 14:50:07

CVSS2

2.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:L/Au:N/C:P/I:N/A:N

CVSS3

4.6

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

4.6

Confidence

High

EPSS

0.001

Percentile

29.7%

JSON
Related for CVE-2021-27941
nvd1prion1cvelist1githubexploit1