SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

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.

MEDIUM 6.1EPSS 0.91%

Does this matter?

Lower severity and a low EPSS score (0.91%). Track it; it rarely justifies an emergency change on its own.

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.

CVSS 2.0
6.1 MEDIUMAV:A/AC:L/Au:N/C:N/I:N/A:C
EPSS
0.91% probability · 60th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Affected
arubanetworks/arubaos · arubanetworks/aruba mobility controller
Source
cve@mitre.org
EPSS trend
0%3%5%26 October 2026: 0.91%26 October 202626 October 2026

EPSS 0.9% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.