Is CVE-2009-3836 being actively exploited?

CVE-2009-3836 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2009-3836?

CVE-2009-3836 has a CVSS 2.0 base score of 6.1 (MEDIUM).

CVE-2009-3836

MEDIUM · CVSS 6.1EPSS 0.9%EU EUVD

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.

Key facts

CVSS score: 6.1 (v2.0)
Severity: MEDIUM
CVSS vector: AV:A/AC:L/Au:N/C:N/I:N/A:C
EPSS score: 0.9% (60th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2009-3807)
Published: November 2, 2009
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2009-3807 in the EU Vulnerability Database. Last updated in EUVD on September 16, 2024.

View on the EU Vulnerability Database

Affected products

arubanetworks / aruba mobility controller
arubanetworks / arubaos
arubanetworks / arubaos
arubanetworks / arubaos
arubanetworks / arubaos
arubanetworks / arubaos
arubanetworks / arubaos
arubanetworks / arubaos

References

http://secunia.com/advisories/37085(Vendor Advisory)
http://www.arubanetworks.com/support/alerts/aid-102609.asc(Vendor Advisory)
http://www.securityfocus.com/bid/36832
http://www.vupen.com/english/advisories/2009/3051(Vendor Advisory)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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