How severe is CVE-2020-27696?

CVE-2020-27696 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-2020-27696 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-27696?

CVE-2020-27696 primarily affects Trendmicro Antivirus+ Security 2020. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-27696?

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-2020-27696 published?

CVE-2020-27696 was published on 2020-11-18 and last updated on 2026-06-17.

CVE-2020-27696

CVE-2020-27696 is a high-severity vulnerability in Trendmicro Antivirus+ Security 2020 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: 6.9
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Trendmicro Antivirus+ Security 2020
Published: 2020-11-18
Last modified: 2026-06-17

Description

Trend Micro Security 2020 (Consumer) contains a vulnerability in the installer package that could be exploited by placing a specific Windows system directory which can lead to obtaining administrative privileges during the installation of the product.

Frequently asked questions

What is CVE-2020-27696?: Trend Micro Security 2020 (Consumer) contains a vulnerability in the installer package that could be exploited by placing a specific Windows system directory which can lead to obtaining administrative privileges during the installation of the product.
How severe is CVE-2020-27696?: CVE-2020-27696 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-2020-27696 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-27696?: CVE-2020-27696 primarily affects Trendmicro Antivirus+ Security 2020. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-27696?: 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-2020-27696 published?: CVE-2020-27696 was published on 2020-11-18 and last updated on 2026-06-17.

References

https://helpcenter.trendmicro.com/en-us/article/TMKA-10036

Affected products (4)

cpe:2.3:a:trendmicro:antivirus\+_security_2020:*:*:*:*:*:*:*:*
cpe:2.3:a:trendmicro:internet_security_2020:*:*:*:*:*:*:*:*
cpe:2.3:a:trendmicro:maximum_security_2020:*:*:*:*:*:*:*:*
cpe:2.3:a:trendmicro:premium_security_2020:*:*:*:*:*:*:*:*

More vulnerabilities in Trendmicro Antivirus+ Security 2020

CVE-2019-18190 — Critical (CVSS 9.8): Trend Micro Security (Consumer) 2020 (v16.x) is affected by a vulnerability in where null pointer dereference errors…
CVE-2020-27697 — High (CVSS 7.8): Trend Micro Security 2020 (Consumer) contains a vulnerability in the installer package that could be exploited by…
CVE-2020-27695 — High (CVSS 7.8): Trend Micro Security 2020 (Consumer) contains a vulnerability in the installer package that could be exploited by…
CVE-2021-25251 — High (CVSS 7.2): The Trend Micro Security 2020 and 2021 families of consumer products are vulnerable to a code injection vulnerability…
CVE-2019-19693 — High (CVSS 7.1): The Trend Micro Security 2020 consumer family of products contains a vulnerability that could allow a local attacker to…

All CVEs affecting Trendmicro Antivirus+ Security 2020 →