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.

CVSS v3 4.3 MEDIUM
CVSS v2.0 4.3 MEDIUM

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.9 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame	Vendor Advisory
https://www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-40834	Vendor Advisory
https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame	Vendor Advisory
https://www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-40834	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:f-secure:safe:*:*:*:*:*:android:*:*

History

21 Nov 2024, 06:24

Type	Values Removed	Values Added
References	~~() https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame - Vendor Advisory~~	() https://www.f-secure.com/en/business/programs/vulnerability-reward-program/hall-of-fame - Vendor Advisory
References	~~() https://www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-40834 - Vendor Advisory~~	() https://www.f-secure.com/en/business/support-and-downloads/security-advisories/cve-2021-40834 - Vendor Advisory

Information

Published : 2021-12-10 14:15

Updated : 2024-11-21 06:24

NVD link : CVE-2021-40834

Mitre link : CVE-2021-40834

CVE.ORG link : CVE-2021-40834

JSON object : View

Products Affected

f-secure

safe

CWE

CWE-1021

Improper Restriction of Rendered UI Layers or Frames

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