How severe is CVE-2016-6267?

CVE-2016-6267 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2016-6267 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 55% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-6267?

CVE-2016-6267 primarily affects Trendmicro Smart Protection Server. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-6267?

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-2016-6267 published?

CVE-2016-6267 was published on 2017-01-30 and last updated on 2026-06-17.

CVE-2016-6267

CVE-2016-6267 is a high-severity vulnerability in Trendmicro Smart Protection Server with a CVSS 3.x base score of 8.8. Its EPSS exploit-prediction score of 55% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-20.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.5
EPSS exploit prediction: 55% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Trendmicro Smart Protection Server
Published: 2017-01-30
Last modified: 2026-06-17

Description

SnmpUtils in Trend Micro Smart Protection Server 2.5 before build 2200, 2.6 before build 2106, and 3.0 before build 1330 allows remote authenticated users to execute arbitrary commands via shell metacharacters in the (1) spare_Community, (2) spare_AllowGroupIP, or (3) spare_AllowGroupNetmask parameter to admin_notification.php.

Frequently asked questions

What is CVE-2016-6267?: SnmpUtils in Trend Micro Smart Protection Server 2.5 before build 2200, 2.6 before build 2106, and 3.0 before build 1330 allows remote authenticated users to execute arbitrary commands via shell metacharacters in the (1) spare_Community, (2) spare_AllowGroupIP, or (3) spare_AllowGroupNetmask parameter to admin_notification.php.
How severe is CVE-2016-6267?: CVE-2016-6267 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-6267 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 55% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-6267?: CVE-2016-6267 primarily affects Trendmicro Smart Protection Server. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-6267?: 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-2016-6267 published?: CVE-2016-6267 was published on 2017-01-30 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:trendmicro:smart_protection_server:2.5:*:*:*:*:*:*:*
cpe:2.3:a:trendmicro:smart_protection_server:2.6:*:*:*:*:*:*:*
cpe:2.3:a:trendmicro:smart_protection_server:3.0:*:*:*:*:*:*:*

More vulnerabilities in Trendmicro Smart Protection Server

CVE-2018-6231 — Critical (CVSS 9.8): A server auth command injection authentication bypass vulnerability in Trend Micro Smart Protection Server (Standalone)…
CVE-2017-14097 — Critical (CVSS 9.8): An improper access control vulnerability in Trend Micro Smart Protection Server (Standalone) versions 3.2 and below…
CVE-2017-14094 — Critical (CVSS 9.8): A vulnerability in Trend Micro Smart Protection Server (Standalone) versions 3.2 and below could allow an attacker to…
CVE-2016-6269 — Critical (CVSS 9.1): Multiple directory traversal vulnerabilities in Trend Micro Smart Protection Server 2.5 before build 2200, 2.6 before…
CVE-2018-10350 — High (CVSS 8.8): A SQL injection remote code execution vulnerability in Trend Micro Smart Protection Server (Standalone) 3.x could allow…
CVE-2017-11398 — High (CVSS 8.8): A session hijacking via log disclosure vulnerability in Trend Micro Smart Protection Server (Standalone) versions 3.2…

All CVEs affecting Trendmicro Smart Protection Server →

Other CWE-20 (Improper Input Validation) vulnerabilities

CVE-2026-48316 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48281 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48277 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48055 — Critical (CVSS 10.0): Streambert is a cross-platform Electron Desktop App to stream and download any video media. In versions 2.4.0 and…
CVE-2026-34910 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi OS…
CVE-2026-33587 — Critical (CVSS 10.0): Lack of user input sanitisation in Open Notebook v1.8.3 allows the application user to execute Python code (and…

Browse all CWE-20 (Improper Input Validation) vulnerabilities →