Is CVE-2021-33596 in the CISA KEV catalog?

No. CVE-2021-33596 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-33596?

CVE-2021-33596 has a CVSS v3 base score of 3.5 (LOW).

What is the EPSS score for CVE-2021-33596?

CVE-2021-33596 has an EPSS score of 0.80% (52th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-33596?

Upgrade safe to 18.4.272901 or later.

CVE & CISA-KEV Catalog

CVE-2021-33596

LOW

3.5

CVSS v3

NVD

Description

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

CWE-1021

How to fix

Remediation Available

safeNVD

Affected:< 18.4.272901Fixed in:18.4.272901CVE-2021-33596derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityLow

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

Exploit Intelligence

0.80%probability of exploitation in 30 days

52ndpercentile

Moderate risk: more likely to be exploited than 52% of all known CVEs.

References

Vendor Advisory3

Related Vulnerabilities

Other CWE-1021 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2021-21132	Critical	9.6	23%	-	Fix
CVE-2011-1244	Medium	5.8	15%	-	-
CVE-2013-2682	Medium	4.3	6.3%	-	-
CVE-2021-21139	Medium	6.5	4.7%	-	Fix
CVE-2017-11290	Medium	6.1	3.0%	-	-
CVE-2008-2716	Medium	5.0	3.0%	-	Fix

Embed a live status badge for CVE-2021-33596

Markdown

[![CVE-2021-33596](https://tridentstack.com/cve/badge/CVE-2021-33596.svg)](https://tridentstack.com/cve/CVE-2021-33596)

HTML

<a href="https://tridentstack.com/cve/CVE-2021-33596"><img src="https://tridentstack.com/cve/badge/CVE-2021-33596.svg" alt="CVE-2021-33596"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.