VYPR
Unrated severityNVD Advisory· Published Aug 5, 2021· Updated Aug 3, 2024

Denial-of-Service (DoS) Vulnerability

CVE-2021-33597

Description

A Denial-of-Service (DoS) vulnerability was discovered in F-Secure Atlant whereby the SAVAPI component used in certain F-Secure products can crash while scanning 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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

F-Secure Atlant SAVAPI component crashes when scanning specially crafted files, enabling remote denial of service.

Vulnerability

A Denial-of-Service (DoS) vulnerability exists in the F-Secure Atlant SAVAPI component used in certain F-Secure products. The component can crash while scanning fuzzed files. The affected versions are not publicly specified in the available references [1].

Exploitation

An attacker can trigger the vulnerability remotely by providing a maliciously crafted file that, when scanned by the SAVAPI component, causes a crash. No authentication or special privileges are required; the attack can be delivered via typical infection vectors such as email attachments, web downloads, or network shares [1].

Impact

A successful attack results in a Denial-of-Service (DoS) condition, crashing the Anti-Virus engine. This leaves the system unprotected until the engine is restarted, potentially exposing the system to further threats [1].

Mitigation

F-Secure has addressed this vulnerability in security updates. Users are advised to apply the latest patches for all affected F-Secure products. The specific fixed version numbers are not disclosed in the provided references [1]. No CISA KEV listing or workaround is mentioned.

AI Insight generated on May 27, 2026. Synthesized from this CVE's description and the cited reference URLs; citations are validated against the source bundle.

Affected products

2
  • F-Secure/F-Secure endpoint protection products on Windows, Mac and Linux Securityv5
    Range: All Version

Patches

0

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

2

News mentions

0

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