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CVE-2020-3218— Cisco IOS XE Software Web UI Remote Code Execution Vulnerability

Quick assessment

Affected
Cisco Cisco IOS XE Software 16.6.1
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Cisco IOS XE是美国思科（Cisco）公司的一套为其网络设备开发的操作系统。 Cisco IOS XE Software中的Web UI存在输入验证错误漏洞，该漏洞源于程序未正确验证用户输入。攻击者可通过在受影响的设备上创建恶意文件，然后将另一个恶意文件上传到设备利用该漏洞以root权限执行任意代码，或绕过设备上的许可要求。

AI Predicted 8.5 Difficulty: Moderate EPSS 4.93% · P92
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I. Basic Information for CVE-2020-3218

Vulnerability Information
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Vulnerability Title
Cisco IOS XE Software Web UI Remote Code Execution Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in the web UI of Cisco IOS XE Software could allow an authenticated, remote attacker with administrative privileges to execute arbitrary code with root privileges on the underlying Linux shell. The vulnerability is due to improper validation of user-supplied input. An attacker could exploit this vulnerability by first creating a malicious file on the affected device itself and then uploading a second malicious file to the device. A successful exploit could allow the attacker to execute arbitrary code with root privileges or bypass licensing requirements on the device.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Cisco IOS XE Software 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco IOS XE是美国思科（Cisco）公司的一套为其网络设备开发的操作系统。 Cisco IOS XE Software中的Web UI存在输入验证错误漏洞，该漏洞源于程序未正确验证用户输入。攻击者可通过在受影响的设备上创建恶意文件，然后将另一个恶意文件上传到设备利用该漏洞以root权限执行任意代码，或绕过设备上的许可要求。
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 IOS XE Software 16.6.1 n/a -

II. Public POCs for CVE-2020-3218

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III. Intelligence Information for CVE-2020-3218

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Vendor Advisories for CVE-2020-3218 (1)

Same Patch Batch · Cisco · 2020-06-03 · 50 CVEs total

CVE-2020-3353 5.9 MEDIUM Cisco Identity Services Engine Denial of Service Vulnerability
CVE-2020-3319 3.3 LOW Cisco Webex Network Recording Player and Cisco Webex Player Denial of Service Vulnerabilit
CVE-2020-3322 3.3 LOW Cisco Webex Network Recording Player and Cisco Webex Player Denial of Service Vulnerabilit
CVE-2020-3321 3.3 LOW Cisco Webex Network Recording Player and Cisco Webex Player Denial of Service Vulnerabilit
CVE-2020-3333 Cisco Application Services Engine Software Unauthenticated Event Policies Update Vulnerabi
CVE-2020-3257 Cisco IOx Application Environment for IOS Software for Cisco Industrial Routers Vulnerabil
CVE-2020-3267 Cisco Unified Contact Center Express Improper API Authorization Vulnerability
CVE-2020-3258 Cisco IOS Software for Cisco Industrial Routers Arbitrary Code Execution Vulnerabilities
CVE-2020-3281 Cisco Digital Network Architecture Center Information Disclosure Vulnerability
CVE-2020-3232 Cisco ASR 920 Series Aggregation Services Router Model 12SZ-IM SNMP Denial of Service Vuln
CVE-2020-3200 Cisco IOS and IOS XE Software Secure Shell Denial of Service Vulnerability
CVE-2020-3199 Cisco IOx Application Environment for IOS Software for Cisco Industrial Routers Vulnerabil
CVE-2020-3198 Cisco IOS Software for Cisco Industrial Routers Arbitrary Code Execution Vulnerabilities
CVE-2020-3228 Cisco IOS, IOS XE, and NX-OS Software Security Group Tag Exchange Protocol Denial of Servi
CVE-2020-3231 Cisco IOS Software for Catalyst 2960-L Series Switches and Catalyst CDB-8P Switches 802.1X
CVE-2020-3230 Cisco IOS and IOS XE Software Internet Key Exchange Version 2 Denial of Service Vulnerabil
CVE-2020-3229 Cisco IOS XE Software Web UI Privilege Escalation Vulnerability
CVE-2020-3227 Cisco IOx for IOS XE Software Privilege Escalation Vulnerability
CVE-2020-3225 Cisco IOS and IOS XE Software Common Industrial Protocol Denial of Service Vulnerabilities
CVE-2020-3233 Cisco IOx Application Framework Local Manager Stored Cross-Site Scripting Vulnerability

Showing top 20 of 50 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same vendor: Cisco
Same weakness: CWE-20

V. Comments for CVE-2020-3218

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