Vulnerability Details CVE-2021-40835
An URL Address bar spoofing vulnerability was discovered in Safe Browser for iOS. When user clicks on a specially crafted a malicious URL, if user does not carefully pay attention to url, user may be tricked to think content may be coming from a valid domain, while it comes from another. This is performed by using a very long username part of the url so that user cannot see the domain name. A remote attacker can leverage this to perform url address bar spoofing attack. The fix is, browser no longer shows the user name part in address bar.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 43.6%
CVSS Severity
CVSS v3 Score 4.6
CVSS v2 Score 4.3
References
- https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame
- https://www.f-secure.com/en/business/support-and-downloads/security-advisories
- https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame
- https://www.f-secure.com/en/business/support-and-downloads/security-advisories