CVE-2021-21186
Published Mar 9, 2021
Last updated a year ago
Overview
- Description
- Insufficient policy enforcement in QR scanning in Google Chrome on iOS prior to 89.0.4389.72 allowed an attacker who convinced the user to scan a QR code to bypass navigation restrictions via a crafted QR code.
- Source
- chrome-cve-admin@google.com
- NVD status
- Modified
Social media
- Hype score
- Not currently trending
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 4.3
- Impact score
- 1.4
- Exploitability score
- 2.8
- Vector string
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
- Severity
- MEDIUM
CVSS 2.0
- Type
- Primary
- Base score
- 4.3
- Impact score
- 2.9
- Exploitability score
- 8.6
- Vector string
- AV:N/AC:M/Au:N/C:N/I:P/A:N
Weaknesses
- nvd@nist.gov
- CWE-863
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "F80DD84A-B0D2-49C3-82D0-993B957DFAD8",
"versionEndExcluding": "89.0.4389.72"
}
],
"operator": "OR"
},
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:apple:iphone_os:-:*:*:*:*:*:*:*",
"vulnerable": false,
"matchCriteriaId": "B5415705-33E5-46D5-8E4D-9EBADC8C5705"
}
],
"operator": "OR"
}
],
"operator": "AND"
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "36D96259-24BD-44E2-96D9-78CE1D41F956"
},
{
"criteria": "cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E460AA51-FCDA-46B9-AE97-E6676AA5E194"
},
{
"criteria": "cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A930E247-0B43-43CB-98FF-6CE7B8189835"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "07B237A9-69A3-4A9C-9DA0-4E06BD37AE73"
}
],
"operator": "OR"
}
]
}
]