Cyber Resilience

CVE-2021-33596

Low

Published: 05 August 2021

Published
05 August 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 3.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
EPSS Score 0.0027 51.0th percentile
Risk Priority 7 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-33596 is a low-severity Improper Restriction of Rendered UI Layers or Frames (CWE-1021) vulnerability in F-Secure Safe. Its CVSS base score is 3.5 (Low).

Operationally, ranked in the top 49.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Showing the legitimate URL in the address bar while loading the content from other domain. This makes the user believe that the content is served by a legit domain. Exploiting the vulnerability requires the user to click on a specially…

more

crafted, seemingly legitimate URL containing an embedded malicious redirect while using F-Secure Safe Browser for iOS.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

f-secure
safe
≤ 18.4.272901

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References