CVE-2020-3475— Cisco IOS XE Software Web Management Framework Vulnerabilities
Quick assessment
Affected
Cisco Cisco IOS XE Software 16.1.1
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 IOS和IOS XE都是美国思科（Cisco）公司的产品。CLI是其中的一个命令行界面。 Cisco IOS XE的Web管理框架存在安全漏洞，攻击者可利用该漏洞获得对敏感数据的未经授权的读取访问权，或导致Web管理软件挂起或崩溃，从而导致拒绝服务（ DoS）。
Possible ATT&CK Techniques 3 AI
T1068 · Exploitation for Privilege Escalation T1499 · Endpoint Denial of Service T1595 · Active Scanning
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I. Basic Information for CVE-2020-3475
Vulnerability Information
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Vulnerability Title
Cisco IOS XE Software Web Management Framework Vulnerabilities
Source: CVE Program / CVE List V5
Vulnerability Description
Multiple vulnerabilities in the web management framework of Cisco IOS XE Software could allow an authenticated, remote attacker with read-only privileges to gain unauthorized read access to sensitive data or cause the web management software to hang or crash, resulting in a denial of service (DoS) condition. For more information about these vulnerabilities, see the Details section of this advisory.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
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 Web管理框架输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco IOS和IOS XE都是美国思科（Cisco）公司的产品。CLI是其中的一个命令行界面。 Cisco IOS XE的Web管理框架存在安全漏洞，攻击者可利用该漏洞获得对敏感数据的未经授权的读取访问权，或导致Web管理软件挂起或崩溃，从而导致拒绝服务（ DoS）。
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 16.1.1 | n/a | - |
|
II. Public POCs for CVE-2020-3475
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2020-3475 (1)
-
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ios-xe-webui-multi-vfTkk7yr vendor-advisory x_refsource_CISCO
Same Patch Batch · Cisco · 2020-09-24 · 52 CVEs total
| CVE-2020-3141 | 8.8 HIGH | Cisco IOS XE Software Privilege Escalation Vulnerabilities |
| CVE-2020-3425 | 8.8 HIGH | Cisco IOS XE Software Privilege Escalation Vulnerabilities |
| CVE-2020-3480 | 8.6 HIGH | Cisco IOS XE Software Zone-Based Firewall Denial of Service Vulnerabilities |
| CVE-2020-3421 | 8.6 HIGH | Cisco IOS XE Software Zone-Based Firewall Denial of Service Vulnerabilities |
| CVE-2020-3399 | 8.6 HIGH | Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family CAPWAP Denial of Se |
| CVE-2020-3426 | 7.5 HIGH | Cisco IOS Software for Cisco Industrial Routers Virtual-LPWA Unauthorized Access Vulnera |
| CVE-2020-3508 | 7.4 HIGH | Cisco IOS XE Software for Cisco ASR 1000 Series 20-Gbps Embedded Services Processor IP ARP |
| CVE-2020-3465 | 7.4 HIGH | Cisco IOS XE Software Ethernet Frame Denial of Service Vulnerability |
| CVE-2020-3396 | 6.8 MEDIUM | Cisco IOS XE Software IOx Guest Shell USB SSD Namespace Protection Privilege Escalation Vu |
| CVE-2020-3417 | 6.8 MEDIUM | Cisco IOS XE Software Arbitrary Code Execution Vulnerability |
| CVE-2020-3416 | 6.7 MEDIUM | Cisco IOS XE Software for Cisco ASR 900 Series Route Switch Processor 3 Arbitrary Code Exe |
| CVE-2020-3513 | 6.7 MEDIUM | Cisco IOS XE Software for Cisco ASR 900 Series Route Switch Processor 3 Arbitrary Code Exe |
| CVE-2020-3479 | 6.1 MEDIUM | Cisco IOS and IOS XE Software MP-BGP EVPN Denial of Service Vulnerability |
| CVE-2020-3503 | 6.0 MEDIUM | Cisco IOS XE Software Guest Shell Unauthorized File System Access Vulnerability |
| CVE-2020-3393 | 6.0 MEDIUM | Cisco IOS XE Software IOx Application Hosting Privilege Escalation Vulnerability |
| CVE-2020-3423 | 5.1 MEDIUM | Cisco IOS XE Software Arbitrary Code Execution Vulnerability |
| CVE-2020-3474 | 4.3 MEDIUM | Cisco IOS XE Software Web Management Framework Vulnerabilities |
| CVE-2020-3407 | Cisco IOS XE Software RESTCONF and NETCONF-YANG Access Control List Denial of Service Vuln | |
| CVE-2020-3390 | Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family SNMP Trap Denial of | |
| CVE-2020-3359 | Cisco IOS XE Software for Catalyst 9800 Series Wireless Controllers Multicast DNS Denial o |
Showing top 20 of 52 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Cisco IOS XE Software 16.1.1
-
CVE-2020-3141
Cisco IOS XE Software Privilege Escalation Vulnerabilities -
CVE-2020-3425
Cisco IOS XE Software Privilege Escalation Vulnerabilities -
CVE-2020-3474
Cisco IOS XE Software Web Management Framework Vulnerabilit -
CVE-2020-3219
Cisco IOS XE Software Web UI Command Injection Vulnerability -
CVE-2020-3203
Cisco IOS XE Software Catalyst 9800 Series Wireless Controll
Same vendor: Cisco
-
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CVE-2026-76426
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CVE-2026-20121
CIsco FTD Bypass Access List -
CVE-2026-76431
Cisco Identity Services Engine Arbitrary File Deletion Vulne -
CVE-2026-76427
Cisco ISE XML External Entity Injection Vulnerability
V. Comments for CVE-2020-3475
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