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CVE-2019-1805— Cisco Wireless LAN Controller Secure Shell Unauthorized Access Vulnerability

Quick assessment

Affected
Cisco Cisco Wireless LAN Controller (WLC)
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 Wireless LAN Controller（WLC）Software是美国思科（Cisco）公司的一套用于配置和管理WLC（无线局域网控制器）的软件。 Cisco WLC Software中的访问控制机制存在输入验证错误漏洞，该漏洞源于网络系统或产品未对输入的数据进行正确的验证。

AI Predicted 8.1 Difficulty: Easy EPSS 0.55% · P44

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2019-1805

Vulnerability Information
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Vulnerability Title
Cisco Wireless LAN Controller Secure Shell Unauthorized Access Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in certain access control mechanisms for the Secure Shell (SSH) server implementation for Cisco Wireless LAN Controller (WLC) Software could allow an unauthenticated, adjacent attacker to access a CLI instance on an affected device. The vulnerability is due to a lack of proper input- and validation-checking mechanisms for inbound SSH connections on an affected device. An attacker could exploit this vulnerability by attempting to establish an SSH connection to an affected controller. An exploit could allow the attacker to access an affected device's CLI to potentially cause further attacks. This vulnerability has been fixed in version 8.5(140.0).
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
访问控制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Cisco Wireless LAN Controller（WLC）Software 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Wireless LAN Controller（WLC）Software是美国思科（Cisco）公司的一套用于配置和管理WLC（无线局域网控制器）的软件。 Cisco WLC Software中的访问控制机制存在输入验证错误漏洞，该漏洞源于网络系统或产品未对输入的数据进行正确的验证。
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 Cisco Wireless LAN Controller (WLC) unspecified ~ 8.5(140.0) -

II. Public POCs for CVE-2019-1805

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III. Intelligence Information for CVE-2019-1805

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Vendor Advisories for CVE-2019-1805 (2)

Same Patch Batch · Cisco · 2019-04-18 · 23 CVEs total

CVE-2019-1800 Cisco Wireless LAN Controller Software IAPP Message Handling Denial of Service Vulnerabili
CVE-2019-1719 Cisco Identity Services Engine Cross-Site Scripting Vulnerability
CVE-2019-1722 Cisco Expressway Series and Cisco TelePresence Video Communication Server Cross-Site Reque
CVE-2019-1721 Cisco Expressway Series and Cisco TelePresence Video Communication Server Denial of Servic
CVE-2019-1720 Cisco Expressway Series and Cisco TelePresence Video Communication Server Denial of Servic
CVE-2019-1777 Cisco Registered Envelope Service Stored Cross-Site Scripting Vulnerability
CVE-2019-1725 Cisco UCS B-Series Blade Servers Local Management CLI Arbitrary File Creation or CLI Param
CVE-2019-1792 Cisco Umbrella Cross-Site Scripting Vulnerability
CVE-2019-1794 Cisco Directory Connector Search Order Hijacking Vulnerability
CVE-2019-1799 Cisco Wireless LAN Controller Software IAPP Message Handling Denial of Service Vulnerabili
CVE-2019-1796 Cisco Wireless LAN Controller Software IAPP Message Handling Denial of Service Vulnerabili
CVE-2019-1841 Cisco DNA Center Unintended Proxy Via SWIM Import Interface Vulnerability
CVE-2019-1797 Cisco Wireless LAN Controller Software Cross-Site Request Forgery Vulnerability
CVE-2019-1802 Cisco Firepower Management Center Persistent Cross-Site Scripting Vulnerability
CVE-2019-1830 Cisco Wireless LAN Controller Locally Significant Certificate Denial of Service Vulnerabil
CVE-2019-1829 Cisco Aironet Series Access Points Command Injection Vulnerability
CVE-2019-1826 Cisco Aironet Series Access Points Quality of Service Denial of Service Vulnerability
CVE-2019-1835 Cisco Aironet Series Access Points Directory Traversal Vulnerability
CVE-2019-1834 Cisco Aironet Series Access Points Denial of Service Vulnerability
CVE-2019-1831 Cisco Email Security Appliance Content Filter Bypass Vulnerability

Showing top 20 of 23 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Cisco Wireless LAN Controller (WLC)
Same vendor: Cisco
Same weakness: CWE-284

V. Comments for CVE-2019-1805

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