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CVE-2016-9221

Quick assessment

Affected
n/a Cisco Mobility Express 2800 Series and 3800 Series Access Points
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Cisco Mobility Express 2800和3800 Access Points都是美国思科（Cisco）公司的2800和3800系列访问点产品。 Cisco Mobility Express 2800和3800 Access Points (APs)中的802.11 ingress connection authentication处理过程存在安全漏洞，该漏洞源于程序没有正确的处理802.11身份验证请求错误。攻击者可通过向目标设备上发送特制的802.11框架利用漏洞影响设备的可用性。

AI Predicted 5.3 Difficulty: Easy EPSS 0.54% · P45

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2016-9221

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A Denial of Service Vulnerability in 802.11 ingress connection authentication handling for the Cisco Mobility Express 2800 and 3800 Access Points (APs) could allow an unauthenticated, adjacent attacker to cause authentication to fail. Affected Products: This vulnerability affects Cisco Mobility Express 2800 Series and 3800 Series Access Points when configured in local mode in 40 MHz. More Information: CSCvb33575. Known Affected Releases: 8.2(121.12) 8.4(1.82). Known Fixed Releases: 8.2(131.2) 8.2(131.3) 8.2(131.4) 8.2(141.0) 8.3(104.53) 8.3(104.54) 8.4(1.80) 8.4(1.85).
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Cisco Mobility Express 2800和800 Access Points 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Mobility Express 2800和3800 Access Points都是美国思科（Cisco）公司的2800和3800系列访问点产品。 Cisco Mobility Express 2800和3800 Access Points (APs)中的802.11 ingress connection authentication处理过程存在安全漏洞，该漏洞源于程序没有正确的处理802.11身份验证请求错误。攻击者可通过向目标设备上发送特制的802.11框架利用漏洞影响设备的可用性。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
- Cisco Mobility Express 2800 Series and 3800 Series Access Points Cisco Mobility Express 2800 Series and 3800 Series Access Points -

II. Public POCs for CVE-2016-9221

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III. Intelligence Information for CVE-2016-9221

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Vendor Advisories for CVE-2016-9221 (2)

Same Patch Batch · n/a · 2017-01-26 · 25 CVEs total

CVE-2016-9222 Cisco NetFlow Generation Appliance 跨站脚本漏洞
CVE-2017-3805 Cisco IOS Software和IOx Software 信息泄露漏洞
CVE-2017-3804 Cisco Nexus 5000、6000和7000 Series Switches 资源管理错误漏洞
CVE-2017-3803 Cisco Catalyst 2960X和3750X Switches 安全漏洞
CVE-2017-3802 Cisco Unified Communications Manager 跨站脚本漏洞
CVE-2017-3800 Cisco Email Security Appliance for AsyncOS 输入验证漏洞
CVE-2017-3799 Cisco WebEx Meeting Center 安全漏洞
CVE-2017-3798 Cisco Unified Communications Manager 跨站脚本漏洞
CVE-2017-3797 Cisco WebEx Meetings Server 信息泄露漏洞
CVE-2017-3796 Cisco WebEx Meetings Server 安全漏洞
CVE-2017-3795 Cisco WebEx Meetings Server 安全漏洞
CVE-2017-3794 Cisco WebEx Meetings Server 跨站请求伪造漏洞
CVE-2016-9052 Aerospike Database Server 缓冲区错误漏洞
CVE-2016-9220 Cisco Mobility Express 2800 Series和3800 Series Access Points 资源管理错误漏洞
CVE-2016-9218 Cisco Hybrid Meeting Server 跨站请求伪造漏洞
CVE-2016-9216 Cisco ASR 5000 Series Software 安全漏洞
CVE-2016-9932 Xen 信息泄露漏洞
CVE-2016-9317 GD Graphics Library 输入验证漏洞
CVE-2016-6912 GD Graphics Library 安全漏洞
CVE-2016-6911 GD Graphics Library 安全漏洞

Showing top 20 of 25 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same vendor: n/a

V. Comments for CVE-2016-9221

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