CVE-2017-3831 — CRITICAL (9.8)

Vulnerability Description

A vulnerability in the web-based GUI of Cisco Mobility Express 1800 Series Access Points could allow an unauthenticated, remote attacker to bypass authentication. The attacker could be granted full administrator privileges. The vulnerability is due to improper implementation of authentication for accessing certain web pages using the GUI interface. An attacker could exploit this vulnerability by sending a crafted HTTP request to the web interface of the affected system. A successful exploit could allow the attacker to bypass authentication and perform unauthorized configuration changes or issue control commands to the affected device. This vulnerability affects Cisco Mobility Express 1800 Series Access Points running a software version prior to 8.2.110.0. Cisco Bug IDs: CSCuy68219.

CVSS Score

9.8

CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Cisco	Aironet Access Point Software	8.1\(15.14\)
Cisco	Aironet 1810	-
Cisco	Aironet 1810W	-
Cisco	Aironet 1815I	-
Cisco	Aironet 1830E	-
Cisco	Aironet 1830I	-
Cisco	Aironet 1850E	-
Cisco	Aironet 1850I	-

Related Weaknesses (CWE)

CWE-287 CWE-264

References

http://www.securityfocus.com/bid/96909Third Party AdvisoryVDB Entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-2Vendor Advisory
http://www.securityfocus.com/bid/96909Third Party AdvisoryVDB Entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-2Vendor Advisory

FAQ

What is CVE-2017-3831?

CVE-2017-3831 is a vulnerability with a CVSS score of 9.8 (CRITICAL). A vulnerability in the web-based GUI of Cisco Mobility Express 1800 Series Access Points could allow an unauthenticated, remote attacker to bypass authentication. The attacker could be granted full ad...

How severe is CVE-2017-3831?

CVE-2017-3831 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2017-3831?

Check the references section above for vendor advisories and patch information. Affected products include: Cisco Aironet Access Point Software, Cisco Aironet 1810, Cisco Aironet 1810W, Cisco Aironet 1815I, Cisco Aironet 1830E.