How severe is CVE-2022-24678?

CVE-2022-24678 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2022-24678 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-24678?

CVE-2022-24678 primarily affects Trendmicro Apex One. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-24678?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-24678 published?

CVE-2022-24678 was published on 2022-02-24 and last updated on 2026-06-17.

CVE-2022-24678

CVE-2022-24678 is a high-severity vulnerability in Trendmicro Apex One with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-400.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 2% (81st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-400
Affected product: Trendmicro Apex One
Published: 2022-02-24
Last modified: 2026-06-17

Description

An security agent resource exhaustion denial-of-service vulnerability in Trend Micro Apex One, Trend Micro Apex One as a Service, Trend Micro Worry-Free Business Security 10.0 SP1 and Trend Micro Worry-Free Business Security Services agents could allow an attacker to flood a temporary log location and consume all disk space on affected installations.

Frequently asked questions

What is CVE-2022-24678?: An security agent resource exhaustion denial-of-service vulnerability in Trend Micro Apex One, Trend Micro Apex One as a Service, Trend Micro Worry-Free Business Security 10.0 SP1 and Trend Micro Worry-Free Business Security Services agents could allow an attacker to flood a temporary log location and consume all disk space on affected installations.
How severe is CVE-2022-24678?: CVE-2022-24678 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2022-24678 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-24678?: CVE-2022-24678 primarily affects Trendmicro Apex One. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-24678?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-24678 published?: CVE-2022-24678 was published on 2022-02-24 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:a:trendmicro:apex_one:-:*:*:*:saas:*:*:*
cpe:2.3:a:trendmicro:apex_one:2019:*:*:*:*:*:*:*
cpe:2.3:a:trendmicro:worry-free_business_security:10.0:sp1:*:*:*:*:*:*
cpe:2.3:a:trendmicro:worry-free_business_security_services:-:*:*:*:saas:*:*:*

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