Vulnerability Description
A vulnerability in the implementation of Protected Extensible Authentication Protocol (PEAP) functionality for standalone configurations of Cisco Aironet 1800, 2800, and 3800 Series Access Points could allow an unauthenticated, adjacent attacker to bypass authentication and connect to an affected device. The vulnerability exists because the affected device uses an incorrect default configuration setting of fail open when running in standalone mode. An attacker could exploit this vulnerability by attempting to connect to an affected device. A successful exploit could allow the attacker to bypass authentication and connect to the affected device. This vulnerability affects Cisco Aironet 1800, 2800, and 3800 Series Access Points that are running a vulnerable software release and use WLAN configuration settings that include FlexConnect local switching and central authentication with MAC filtering. Cisco Bug IDs: CSCvd46314.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Aironet 1800 Firmware | - |
| Cisco | Aironet 1830E | - |
| Cisco | Aironet 1830I | - |
| Cisco | Aironet 1850E | - |
| Cisco | Aironet 1850I | - |
| Cisco | Aironet 2800 Firmware | - |
| Cisco | Aironet 2800E | - |
| Cisco | Aironet 2800I | - |
| Cisco | Aironet 3800 Firmware | - |
| Cisco | Aironet 3800E | - |
| Cisco | Aironet 3800I | - |
| Cisco | Aironet 3800P | - |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/101649Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1039725Third Party AdvisoryVDB Entry
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-2Vendor Advisory
- http://www.securityfocus.com/bid/101649Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1039725Third Party AdvisoryVDB Entry
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-2Vendor Advisory
FAQ
What is CVE-2017-12281?
CVE-2017-12281 is a vulnerability with a CVSS score of 7.5 (HIGH). A vulnerability in the implementation of Protected Extensible Authentication Protocol (PEAP) functionality for standalone configurations of Cisco Aironet 1800, 2800, and 3800 Series Access Points coul...
How severe is CVE-2017-12281?
CVE-2017-12281 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-12281?
Check the references section above for vendor advisories and patch information. Affected products include: Cisco Aironet 1800 Firmware, Cisco Aironet 1830E, Cisco Aironet 1830I, Cisco Aironet 1850E, Cisco Aironet 1850I.