CVE-2024-3779: Denial of Service in ESET products for Windows

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-07-16 · updated 2026-06-17
Weakness: CWE-276

Description

Denial of service vulnerability present shortly after product installation or upgrade, potentially allowed an attacker to render ESET’s security product inoperable, provided non-default preconditions were met.

Affected products

ESET Endpoint Antivirus: before 11.1.2039.0 — fixed in 11.1.2039.0
ESET Endpoint Security: before 11.1.2039.0 — fixed in 11.1.2039.0
ESET Internet Security: before 17.2.7.0 — fixed in 17.2.7.0
ESET Mail Security: through 11.0.10008.0
ESET Nod32: before 17.2.7.0 — fixed in 17.2.7.0
ESET Security: before 17.2.7.0; before 11.0.15004.0 — fixed in 11.0.15004.0, 17.2.7.0
ESET Server Security: before 11.0.12012.0 — fixed in 11.0.12012.0
ESET Smart Security: before 17.2.7.0 — fixed in 17.2.7.0

How to fix

Upgrade to a fixed version: ESET Endpoint Antivirus 11.1.2039.0; ESET Endpoint Security 11.1.2039.0; ESET Internet Security 17.2.7.0; ESET Nod32 17.2.7.0; ESET Security 11.0.15004.0, 17.2.7.0; ESET Server Security 11.0.12012.0; ESET Smart Security 17.2.7.0. Check the vendor advisory for mitigations.

References

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