CVE-2018-5794: An issue was discovered in Extreme Networks ExtremeWireless WiNG 5.x before 5.8.6.9 and 5.9.x before 5.9.1.3

Q: How do I fix CVE-2018-5794?

wing: upgrade to 5.8.6.9, 5.9.1.3. Exact commands for each OS are on this page.

Q: Is CVE-2018-5794 being exploited?

CVE-2018-5794 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2018-5794 affect?

CVE-2018-5794 affects wing. Severity is medium (CVSS 5.3). An issue was discovered in Extreme Networks ExtremeWireless WiNG 5.x before 5.8.6.9 and 5.9.x before 5.9.1.3. There is No Authentication for the AeroScout Service via a crafted UDP packet.

Q: How urgent is CVE-2018-5794?

Priority 38/100. Remotely exploitable, no login, no user action

Routine

MEDIUM 5.3REMOTEUPGRADE

CVE-2018-5794 is a medium-severity flaw (CVSS 5.3) affecting wing. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in Extreme Networks ExtremeWireless WiNG 5.x before 5.8.6.9 and 5.9.x before 5.9.1.3. There is No Authentication for the AeroScout Service via a crafted UDP packet.

Why this priority

Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.8% (top 43%)
CISA exploited list	No
Weakness	CWE-287
Published	2018-02-05
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: extremewireless

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

Am I affected?

Timeline

2018-02-05 04:29 UTCPublished CVE record published
2026-06-17 02:00 UTCUpdated Record last modified

extremewireless wing UPGRADE

Affected: >= 5.0 and < 5.8.6.9 · >= 5.9.0 and < 5.9.1.3

Fixed in: 5.8.6.9, 5.9.1.3

Safe to downgrade to: a release before 5.0

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

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-2018-5794?

wing: upgrade to 5.8.6.9, 5.9.1.3. Exact commands for each OS are on this page.

Is CVE-2018-5794 being exploited?

CVE-2018-5794 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-2018-5794 affect?

CVE-2018-5794 affects wing. Severity is medium (CVSS 5.3). An issue was discovered in Extreme Networks ExtremeWireless WiNG 5.x before 5.8.6.9 and 5.9.x before 5.9.1.3. There is No Authentication for the AeroScout Service via a crafted UDP packet.

How urgent is CVE-2018-5794?

Priority 38/100. Remotely exploitable, no login, no user action

Related CVEs

CVE-2018-5796 HIGH 7.2 UPGRADE An issue was discovered in Extreme Networks ExtremeWireless WiNG 5.x before 5.8.6.9 and 5.9.x before 5.9.1.3
CVE-2018-5795 MEDIUM 4.9 UPGRADE An issue was discovered in Extreme Networks ExtremeWireless WiNG 5.x before 5.8.6.9 and 5.9.x before 5.9.1.3
CVE-2018-5793 MEDIUM 5.9 UPGRADE An issue was discovered in Extreme Networks ExtremeWireless WiNG 5.x before 5.8.6.9 and 5.9.x before 5.9.1.3
CVE-2018-5792 MEDIUM 5.9 UPGRADE An issue was discovered in Extreme Networks ExtremeWireless WiNG 5.x before 5.8.6.9 and 5.9.x before 5.9.1.3
CVE-2018-5791 MEDIUM 5.9 UPGRADE An issue was discovered in Extreme Networks ExtremeWireless WiNG 5.x before 5.8.6.9 and 5.9.x before 5.9.1.3

References

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