CVE-2018-5791

Severity: medium (CVSS 5.9 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-02-05 · updated 2026-06-17
Weakness: CWE-787

Description

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 a Remote, Unauthenticated Heap Overflow in the HSD Process over the MINT (Media Independent Tunnel) Protocol on the WiNG Access Point via crafted packets.

Affected products

Extremewireless Wing: from 5.0 before 5.8.6.9; from 5.9.0 before 5.9.1.3 — fixed in 5.8.6.9, 5.9.1.3

How to fix

Upgrade to a fixed version: Extremewireless Wing 5.8.6.9, 5.9.1.3. Check the vendor advisory for mitigations.

References

https://gtacknowledge.extremenetworks.com/articles/Vulnerability_Notice/VN-2018-003
https://gtacknowledge.extremenetworks.com/articles/Vulnerability_Notice/VN-2018-003

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