CVE-2021-40834

CVSS V2 Medium 4.3 CVSS V3 Medium 4.3
Description
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.
Overview
  • CVE ID
  • CVE-2021-40834
  • Assigner
  • cve-notifications-us@f-secure.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-12-10T14:15:10
  • Last Modified Date
  • 2021-12-14T17:06:24
Weakness Enumerations
CWE URL
CWE-1021 http://cwe.mitre.org/data/definitions/1021.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:f-secure:safe:*:*:*:*:*:android:*:* 1 OR 17.9
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:N/I:P/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • NONE
  • Base Score
  • 4.3
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 4.3
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2.8
  • Impact Score
  • 1.4
References
Reference URL Reference Tags
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
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-40834
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-40834
History
Created Old Value New Value Data Type Notes
2022-05-10 06:41:25 Added to TrackCVE
2022-12-06 03:31:52 2021-12-10T14:15Z 2021-12-10T14:15:10 CVE Published Date updated
2022-12-06 03:31:52 2021-12-14T17:06:24 CVE Modified Date updated
2022-12-06 03:31:52 Analyzed Vulnerability Status updated