The Wi-Fi Protected Setup (WPS) protocol, when the "external registrar"...
Vulnerability Description
The Wi-Fi Protected Setup (WPS) protocol, when the "external registrar" authentication method is used, does not properly inform clients about failed PIN authentication, which makes it easier for remote attackers to discover the PIN value, and consequently discover the Wi-Fi network password or reconfigure an access point, by reading EAP-NACK messages.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://code.google.com/p/reaver-wps/
- http://sviehb.wordpress.com/2011/12/27/wi-fi-protected-setup-pin-brute-force-vulnerability/
- http://sviehb.files.wordpress.com/2011/12/viehboeck_wps.pdf
- http://www.kb.cert.org/vuls/id/723755
- http://www.us-cert.gov/cas/techalerts/TA12-006A.html
- http://tools.cisco.com/security/center/content/CiscoSecurityResponse/cisco-sr-20120111-wps
Affected Vendor
wi-fi
View all reports →Affected Software
Timeline
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.