CVE-2021-27941
Published May 6, 2021
Last updated 2 years ago
Overview
- 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.
- Source
- cve@mitre.org
- NVD status
- Analyzed
Social media
- Hype score
- Not currently trending
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 4.6
- Impact score
- 3.6
- Exploitability score
- 0.9
- Vector string
- CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- Severity
- MEDIUM
CVSS 2.0
- Type
- Primary
- Base score
- 2.1
- Impact score
- 2.9
- Exploitability score
- 3.9
- Vector string
- AV:L/AC:L/Au:N/C:P/I:N/A:N
Weaknesses
- nvd@nist.gov
- CWE-522
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:coolkit:ewelink:*:*:*:*:*:iphone_os:*:*",
"vulnerable": true,
"matchCriteriaId": "3C19C39C-9C55-4C57-8BF2-C32E843249E5",
"versionEndIncluding": "4.9.1"
},
{
"criteria": "cpe:2.3:a:coolkit:ewelink:*:*:*:*:*:android:*:*",
"vulnerable": true,
"matchCriteriaId": "6198F9C4-23C8-46B3-9100-B96C60407F1C",
"versionEndIncluding": "4.9.2"
}
],
"operator": "OR"
}
]
}
]