CVE-2023-35802

Severity: critical (CVSS 9.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-07-15 · updated 2026-06-17
Weakness: CWE-120

Description

IQ Engine before 10.6r1 on Extreme Network AP devices has a Buffer Overflow in the implementation of the CAPWAP protocol that may be exploited to obtain elevated privileges to conduct remote code execution. Access to the internal management interface/subnet is required to conduct the exploit.

Affected products

extremenetworks IQ Engine: before 10.6r1; before 10.6r5 — fixed in 10.6r1, 10.6r5

How to fix

Upgrade to a fixed version: extremenetworks IQ Engine 10.6r1, 10.6r5. Check the vendor advisory for mitigations.

References

https://extremeportal.force.com/ExtrArticleDetail?an=000112741
https://extremeportal.force.com/ExtrArticleDetail?an=000112741

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