Improper input validation in Google Chrome
CVE-2021-21208
Insufficient data validation in QR scanner in Google Chrome on iOS prior to 90.0.4430.72 allowed an attacker displaying a QR code to perform domain spoofing via a crafted QR code.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.014 (69.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N.
Affected products
- Google Chrome — versions unspecified
- Debian Debian_linux — versions 10.0
- Fedoraproject Fedora — versions 32, 33, 34
Weakness classification (CWE)
References
- chrome-cve-admin@google.com (Third Party Advisory, x_refsource_MISC, Release Notes)
- chrome-cve-admin@google.com (Third Party Advisory, x_refsource_MISC)
- chrome-cve-admin@google.com (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
- chrome-cve-admin@google.com (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
- chrome-cve-admin@google.com (x_refsource_FEDORA, vendor-advisory)
- chrome-cve-admin@google.com (x_refsource_FEDORA, vendor-advisory)
- chrome-cve-admin@google.com (x_refsource_FEDORA, vendor-advisory)
Frequently asked questions
- What is CVE-2021-21208?
- CVE-2021-21208 is a medium-severity vulnerability in Google Chrome, classified under Improper Input Validation. CVSS score: 6.5/10. Published 2021-04-26.
- How severe is CVE-2021-21208?
- Medium severity. CVSS v3 base score is 6.5 out of 10.