CVE-2017-12281

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.

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.61%
Vendor Advisory cisco.com
Affected: n/a Cisco Aironet 1800, 2800, and 3800 Series Access Points
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/101649 vdb entry third party advisory
http://www.securitytracker.com/id/1039725 vdb entry third party advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20171101-aironet3 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2017-12281?
CVE-2017-12281 has been scored as a high severity vulnerability.
How to fix CVE-2017-12281?
To fix CVE-2017-12281, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-12281 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-12281 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2017-12281?
CVE-2017-12281 affects n/a Cisco Aironet 1800, 2800, and 3800 Series Access Points.
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