CVE-2016-9033

Name: CVE-2016-9033
Creator: NVD / NIST
Published: 2016-12-14T17:59:05.817+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7/10EPSS 0.53%

Last modified Jun 17, 2026

CVE-2016-9033 is a high-severity vulnerability rated 7/10 on the CVSS scale. An exploitable buffer overflow exists in the Joyent SmartOS 20161110T013148Z Hyprlofs file system. The vulnerability is present in the Ioctl system call with the command HYPRLOFS_ADD_ENTRIES when dealing with native file systems. EPSS estimates a 0.53% chance of exploitation in the next 30 days.

Description

An exploitable buffer overflow exists in the Joyent SmartOS 20161110T013148Z Hyprlofs file system. The vulnerability is present in the Ioctl system call with the command HYPRLOFS_ADD_ENTRIES when dealing with native file systems. An attacker can craft an input that can cause a buffer overflow in the path variable leading to an out of bounds memory access and could result in potential privilege escalation. This vulnerability is distinct from CVE-2016-9035.

Metrics

CVSS 3.1

7/10

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

EPSS Probability

0.53%

40.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-120

Affected Software

Vendor	Product	Versions
Joyent	Smartos	20161110t013148z

References

http://www.securityfocus.com/bid/94928Broken Link, Third Party Advisory, VDB Entry
http://www.talosintelligence.com/reports/TALOS-2016-0251/Exploit, Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/94928Broken Link, Third Party Advisory, VDB Entry
http://www.talosintelligence.com/reports/TALOS-2016-0251/Exploit, Third Party Advisory, VDB Entry

Timeline

Published: Dec 14, 2016
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-9033?

How severe is CVE-2016-9033?

CVE-2016-9033 has a CVSS score of 7/10 (HIGH severity). The EPSS model estimates a 0.53% probability of exploitation in the next 30 days.

How do I fix CVE-2016-9033?

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-2016-9033?

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

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Source: NVD / NIST