CVE-2017-14311: The Winring0x32.sys driver in NetMechanica NetDecision 5.8.2 allows local users to gain privileges via a craft

This month

HIGH 7.8DOWNGRADE

CVE-2017-14311 is a high-severity flaw (CVSS 7.8) affecting netdecision. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Winring0x32.sys driver in NetMechanica NetDecision 5.8.2 allows local users to gain privileges via a crafted 0x9C402088 IOCTL call.

Why this priority

High severity
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	1.0% (top 36%)
CISA exploited list	No
Published	2017-09-19
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: netmechanica

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2017-09-19 16:29 UTCPublished CVE record published
2026-06-17 01:05 UTCUpdated Record last modified

netmechanica netdecision DOWNGRADE

Affected: 5.8.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.8.2

1. Check installed version

apt-cache policy netdecision || rpm -q netdecision || netdecision --version

2. No fixed release: DOWNGRADE to a release before 5.8.2 (Debian / Ubuntu)

apt-cache madison netdecision sudo apt install netdecision=<VERSION_BEFORE_5.8.2> sudo apt-mark hold netdecision

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list netdecision sudo dnf downgrade netdecision-<VERSION_BEFORE_5.8.2> sudo dnf versionlock add netdecision

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: Netdecision 5.8.2 - Local Privilege Escalation

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2017-14311?

netdecision: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2017-14311 being exploited?

CVE-2017-14311 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2017-14311 affect?

CVE-2017-14311 affects netdecision. Severity is high (CVSS 7.8). The Winring0x32.sys driver in NetMechanica NetDecision 5.8.2 allows local users to gain privileges via a crafted 0x9C402088 IOCTL call.

How urgent is CVE-2017-14311?

Priority 48/100. High severity; Public exploit reference

References

← Back to latest CVEs