CVE-2021-21176
MediumPublic PoC
Published: 09 March 2021
Published
09 March 2021
Modified
21 November 2024
KEV Added
—
Patch
—
CVSS Score v3.1
6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
EPSS Score
0.0117
79.1th percentile
Risk Priority
14
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2021-21176 is a medium-severity an unspecified weakness vulnerability in Fedoraproject Fedora. Its CVSS base score is 6.5 (Medium).
Operationally, ranked in the top 20.9% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-8567
Vulnerability details
Inappropriate implementation in full screen mode in Google Chrome prior to 89.0.4389.72 allowed a remote attacker to spoof the contents of the Omnibox (URL bar) via a crafted HTML page.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
google
chrome
≤ 89.0.4389.72
fedoraproject
fedora
32, 33, 34
debian
debian linux
10.0
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.