How severe is CVE-2021-32459?

CVE-2021-32459 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2021-32459 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-32459?

CVE-2021-32459 primarily affects Trendmicro Home Network Security. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-32459?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-32459 published?

CVE-2021-32459 was published on 2021-05-27 and last updated on 2026-06-17.

CVE-2021-32459

CVE-2021-32459 is a medium-severity vulnerability in Trendmicro Home Network Security with a CVSS 3.x base score of 6.5. 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-798.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 5.5
EPSS exploit prediction: 1% (57th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-798
Affected product: Trendmicro Home Network Security
Published: 2021-05-27
Last modified: 2026-06-17

Description

Trend Micro Home Network Security version 6.6.604 and earlier contains a hard-coded password vulnerability in the log collection server which could allow an attacker to use a specially crafted network request to lead to arbitrary authentication. An attacker must first obtain the ability to execute high-privileged code on the target device in order to exploit this vulnerability.

Frequently asked questions

What is CVE-2021-32459?: Trend Micro Home Network Security version 6.6.604 and earlier contains a hard-coded password vulnerability in the log collection server which could allow an attacker to use a specially crafted network request to lead to arbitrary authentication. An attacker must first obtain the ability to execute high-privileged code on the target device in order to exploit this vulnerability.
How severe is CVE-2021-32459?: CVE-2021-32459 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2021-32459 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-32459?: CVE-2021-32459 primarily affects Trendmicro Home Network Security. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-32459?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-32459 published?: CVE-2021-32459 was published on 2021-05-27 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:trendmicro:home_network_security:*:*:*:en:*:*:*:*
cpe:2.3:a:trendmicro:home_network_security:*:*:*:ja:*:*:*:*
cpe:2.3:a:trendmicro:home_network_security:*:*:*:zh:*:*:*:*

More vulnerabilities in Trendmicro Home Network Security

CVE-2021-32458 — High (CVSS 7.8): Trend Micro Home Network Security version 6.6.604 and earlier is vulnerable to an iotcl stack-based buffer overflow…
CVE-2021-32457 — High (CVSS 7.8): Trend Micro Home Network Security version 6.6.604 and earlier is vulnerable to an iotcl stack-based buffer overflow…
CVE-2021-31518 — High (CVSS 7.5): Trend Micro Home Network Security 6.5.599 and earlier is vulnerable to a file-parsing vulnerability which could allow…
CVE-2021-31517 — High (CVSS 7.5): Trend Micro Home Network Security 6.5.599 and earlier is vulnerable to a file-parsing vulnerability which could allow…

All CVEs affecting Trendmicro Home Network Security →

Other CWE-798 (Use of Hard-coded Credentials) vulnerabilities

CVE-2026-13768 — Critical (CVSS 10.0): Gardyn devices expose a privileged iothubowner key. Access to this key will allow a malicious user to invoke an IoTHub…
CVE-2026-45631 — Critical (CVSS 10.0): Dokploy is a free, self-hostable Platform as a Service (PaaS). From 0.27.0 to before 0.29.3, a hardcoded…
CVE-2026-22769 — Critical (CVSS 10.0): Dell RecoverPoint for Virtual Machines, versions prior to 6.0.3.1 HF1, contain a hardcoded credential vulnerability.…
CVE-2025-42890 — Critical (CVSS 10.0): SQL Anywhere Monitor (Non-GUI) baked credentials into the code,exposing the resources or functionality to unintended…
CVE-2025-7503 — Critical (CVSS 10.0): An OEM IP camera manufactured by Shenzhen Liandian Communication Technology LTD exposes a Telnet service (port 23) with…
CVE-2025-20309 — Critical (CVSS 10.0): A vulnerability in Cisco Unified Communications Manager (Unified CM) and Cisco Unified Communications Manager Session…

Browse all CWE-798 (Use of Hard-coded Credentials) vulnerabilities →