CVE-2021-33572: Denial-of-Service (DoS) Vulnerability

Published Jun 21, 2021
·
Updated

A Denial-of-Service (DoS) vulnerability was discovered in F-Secure Linux Security whereby the FSAVD component used in certain F-Secure products can crash while scanning larger packages/fuzzed files. The exploit can be triggered remotely by an attacker. A successful attack will result in Denial-of-Service (DoS) of the Anti-Virus engine.

Affected Software

4 affected components
F-Secure Cloud Protection For Salesforce
F-Secure Elements For Microsoft 365
F-Secure Endpoint Protection
F-Secure Linux Security

Remediation

Information

FIX - No User action is required. The required fix has been published through automatic update channel with Capricorn update 2021-04-29_07

Event History

Jun 21, 2021
CVE Published
via MITRE·11:10 AM
Data Sourced
via MITRE·11:10 AM
RemedyDescriptionSeverityWeakness
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Frequently Asked Questions

1

What is CVE-2021-33572?

CVE-2021-33572 is a Denial-of-Service (DoS) vulnerability in F-Secure Linux Security, which can be triggered remotely by an attacker.

2

How does CVE-2021-33572 affect F-Secure products?

CVE-2021-33572 affects certain F-Secure products, including F-Secure Cloud Protection For Salesforce, F-Secure Elements For Microsoft 365, F-Secure Endpoint Protection, and F-Secure Linux Security.

3

What is the severity of CVE-2021-33572?

CVE-2021-33572 has a severity rating of 6.5, which is considered medium.

4

How can CVE-2021-33572 be exploited?

CVE-2021-33572 can be exploited by triggering a crash in the FSAVD component of F-Secure products while scanning larger packages or fuzzed files.

5

Where can I find more information about CVE-2021-33572?

More information about CVE-2021-33572 can be found in the F-Secure Vulnerability Reward Program Hall of Fame and the F-Secure Security Advisories page.

Contact

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