How severe is CVE-2019-19688?

CVE-2019-19688 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-19688 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-19688?

CVE-2019-19688 affects Trendmicro Housecall For Home Networks. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2019-19688?

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-2019-19688 published?

CVE-2019-19688 was published on 2019-12-18 and last updated on 2026-06-17.

CVE-2019-19688

CVE-2019-19688 is a high-severity vulnerability in Trendmicro Housecall For Home Networks with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 4.4
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Trendmicro Housecall For Home Networks
Published: 2019-12-18
Last modified: 2026-06-17

Description

A privilege escalation vulnerability in Trend Micro HouseCall for Home Networks (versions below 5.3.0.1063) could be exploited allowing an attacker to place a malicious DLL file into the application directory and elevate privileges.

Frequently asked questions

What is CVE-2019-19688?: A privilege escalation vulnerability in Trend Micro HouseCall for Home Networks (versions below 5.3.0.1063) could be exploited allowing an attacker to place a malicious DLL file into the application directory and elevate privileges.
How severe is CVE-2019-19688?: CVE-2019-19688 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-19688 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-19688?: CVE-2019-19688 affects Trendmicro Housecall For Home Networks. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2019-19688?: 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-2019-19688 published?: CVE-2019-19688 was published on 2019-12-18 and last updated on 2026-06-17.

References

https://helpcenter.trendmicro.com/en-us/article/TMKA-21674

Affected products (1)

cpe:2.3:a:trendmicro:housecall_for_home_networks:*:*:*:*:*:*:*:*

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