CVE-2012-4366

What it is

Belkin wireless routers Surf N150 Model F7D1301v1, N900 Model F9K1104v1, N450 Model F9K1105V2, and N300 Model F7D2301v1 generate a predictable default WPA2-PSK passphrase based on eight digits of the WAN MAC address, which allows remote attackers to access the network by sniffing the beacon frames.

At a glance

Exploitability

Can be exploited from the same network segment without logging in. Limited direct impact.

Exploit odds

4.6% chance of exploitation in the next 30 days (EPSS).

Fix

No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

1. 2012-11-20 00:55 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-16 23:44 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 4.6% in the next 30 days (EPSS).
• Severity: 3.3 LOW (CVSS).
• Fix: none linked yet, which raises it.

Details

Published

2012-11-20 00:55 UTC

Last modified

2026-06-16 23:44 UTC

Exploit probability

4.6% · EPSS, next 30 days

Weakness

CWE-310

Record status

Modified

Affected

• Belkin n150 Wireless Router f7d1301v1
• Belkin n300 Wireless Router f7d2301v1
• Belkin n450 Wireless Router f9k1105v2
• Belkin n900 Wireless Router f9k1104v1

Attack profile CVSS 2.0 · 3.3

Attack vector

Adjacent network

Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

None

Is it in your code?

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