CVE-2009-3836

CVE-2009-3836 is a medium-severity vulnerability in Arubanetworks Arubaos with a CVSS 2.0 base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

ArubaOS 3.3.1.x, 3.3.2.x, RN 3.1.x, 3.4.x, and 3.3.2.x-FIPS on the Aruba Mobility Controller allows remote attackers to cause a denial of service (Access Point crash) via a malformed 802.11 Association Request management frame.

Frequently asked questions

What is CVE-2009-3836?
ArubaOS 3.3.1.x, 3.3.2.x, RN 3.1.x, 3.4.x, and 3.3.2.x-FIPS on the Aruba Mobility Controller allows remote attackers to cause a denial of service (Access Point crash) via a malformed 802.11 Association Request management frame.
How severe is CVE-2009-3836?
CVE-2009-3836 has a CVSS 2.0 base score of 6.1, rated medium severity.
Is CVE-2009-3836 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-3836?
CVE-2009-3836 primarily affects Arubanetworks Arubaos. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-3836?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2009-3836 published?
CVE-2009-3836 was published on 2009-11-02 and last updated on 2026-06-16.

References

Affected products (8)

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