Vulnerability Monitor

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CVE-2021-40834

A user interface overlay vulnerability was discovered in F-secure SAFE Browser for Android. When user click on a specially crafted seemingly legitimate URL SAFE browser goes into full screen and hides the user interface. A remote attacker can leverage this to perform spoofing attack.

Published

2021-12-10T14:15:10.093

Last Modified

2024-11-21T06:24:53.117

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 4.3 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:P/A:N

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: NONE

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Primary
CWE-1021

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	f-secure	safe	≤ 17.9	Yes

References

https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame Vendor Advisory ([email protected])
https://www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-40834 Vendor Advisory ([email protected])
https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-40834 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)