CVE-2021-21134: Incorrect security UI in Page Info
Published Dec 11, 2020
·Updated
Incorrect security UI in Page Info in Google Chrome on iOS prior to 88.0.4324.96 allowed a remote attacker to spoof security UI via a crafted HTML page.
Credit
wester0x01(https://twitter.com/wester0x01)
Affected Software
4 affected componentsFixes available
Google Chrome<88.0.4324.96
88.0.4324.96
Google Chrome<88.0.4324.96
iPhone OS
Microsoft Edge Chromium<88.0.705.50
Event History
Dec 11, 2020
CVE Published
12:00 AM
Feb 9, 2021
CVE Published
via MITRE·01:56 PM
Data Sourced
via MITRE·01:56 PM
DescriptionWeakness
Peer vulnerabilities
Found alongside the following vulnerabilities.
- CVE-2021-21117
- CVE-2021-21118
- CVE-2021-21119
- CVE-2021-21120
- CVE-2021-21121
- CVE-2021-21122
- CVE-2021-21123
- CVE-2021-21124
- CVE-2021-21125
- CVE-2020-16044
- CVE-2021-21126
- CVE-2021-21127
- CVE-2021-21128
- CVE-2021-21129
- CVE-2021-21130
- CVE-2021-21131
- CVE-2021-21132
- CVE-2021-21133
- CVE-2021-21135
- CVE-2021-21136
- CVE-2021-21137
- CVE-2021-21138
- CVE-2021-21139
- CVE-2021-21140
- CVE-2021-21141
Frequently Asked Questions
1
What is the severity of CVE-2021-21134?
CVE-2021-21134 has a high severity rating due to its potential to allow remote attackers to spoof security UI.
2
How do I fix CVE-2021-21134?
To fix CVE-2021-21134, update Google Chrome to version 88.0.4324.96 or later.
3
What versions of Google Chrome are affected by CVE-2021-21134?
CVE-2021-21134 affects Google Chrome versions prior to 88.0.4324.96.
4
Can CVE-2021-21134 be exploited remotely?
Yes, CVE-2021-21134 can be exploited remotely via a specially crafted HTML page.
5
Is Microsoft Edge Chromium vulnerable to CVE-2021-21134?
Yes, Microsoft Edge Chromium versions prior to 88.0.705.50 are also vulnerable to CVE-2021-21134.