CVE-2016-6266

Name: CVE-2016-6266
Creator: NVD / NIST
Published: 2017-01-30T22:59:00.53+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 8.15%

Last modified Jun 17, 2026

CVE-2016-6266 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. ccca_ajaxhandler.php 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) host or (2) apikey parameter in a register action, (3) enable parameter in a save_stting action, or (4) host or (5) apikey parameter in a test_connection action.. EPSS estimates a 8.15% chance of exploitation in the next 30 days.

Description

ccca_ajaxhandler.php 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) host or (2) apikey parameter in a register action, (3) enable parameter in a save_stting action, or (4) host or (5) apikey parameter in a test_connection action.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

8.15%

94.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Trendmicro	Smart Protection Server	2.5
Trendmicro	Smart Protection Server	2.6
Trendmicro	Smart Protection Server	3.0

References

https://qkaiser.github.io/pentesting/trendmicro/2016/08/08/trendmicro-sps/Exploit, Technical Description, Third Party Advisory
https://success.trendmicro.com/solution/1114913Mitigation, Patch, Vendor Advisory
https://qkaiser.github.io/pentesting/trendmicro/2016/08/08/trendmicro-sps/Exploit, Technical Description, Third Party Advisory
https://success.trendmicro.com/solution/1114913Mitigation, Patch, Vendor Advisory

Timeline

Published: Jan 30, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-6266?

How severe is CVE-2016-6266?

CVE-2016-6266 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 8.15% probability of exploitation in the next 30 days.

How do I fix CVE-2016-6266?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-6266?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST