CVE-2022-20851— Cisco IOS XE Software Web UI Command Injection Vulnerability
Quick assessment
Affected
Cisco Cisco IOS XE Software
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 XE Software是美国思科（Cisco）公司的一个操作系统。用于企业有线和无线访问，汇聚，核心和WAN的单一操作系统，Cisco IOS XE降低了业务和网络的复杂性。 Cisco IOS XE Software 存在操作系统命令注入漏洞，该漏洞源于web UI功能中输入验证不足。
Possible ATT&CK Techniques 3 AI
T1059 · Command and Scripting Interpreter T1190 · Exploit Public-Facing Application T1505.003 · Web Shell
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I. Basic Information for CVE-2022-20851
Vulnerability Information
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Vulnerability Title
Cisco IOS XE Software Web UI Command Injection Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in the web UI feature of Cisco IOS XE Software could allow an authenticated, remote attacker to perform an injection attack against an affected device. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending crafted input to the web UI API. A successful exploit could allow the attacker to execute arbitrary commands on the underlying operating system with root privileges. To exploit this vulnerability, an attacker must have valid Administrator privileges on the affected device.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在命令中使用的特殊元素转义处理不恰当(命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Cisco IOS XE Software 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco IOS XE Software是美国思科（Cisco）公司的一个操作系统。用于企业有线和无线访问，汇聚，核心和WAN的单一操作系统，Cisco IOS XE降低了业务和网络的复杂性。 Cisco IOS XE Software 存在操作系统命令注入漏洞，该漏洞源于web UI功能中输入验证不足。
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 | n/a | - |
|
II. Public POCs for CVE-2022-20851
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2022-20851 (1)
-
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webui-cmdinj-Gje47EMn vendor-advisory x_refsource_CISCO
Same Patch Batch · Cisco · 2022-09-30 · 16 CVEs total
| CVE-2022-20919 | 8.6 HIGH | Cisco IOS and IOS XE Software Common Industrial Protocol Request Denial of Service Vulnera |
| CVE-2022-20856 | 8.6 HIGH | Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family CAPWAP Mobility Den |
| CVE-2022-20848 | 8.6 HIGH | Cisco IOS XE Software for Embedded Wireless Controllers on Catalyst 9100 Series Access Poi |
| CVE-2022-20847 | 8.6 HIGH | Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family DHCP Processing Den |
| CVE-2022-20855 | 7.9 HIGH | Cisco IOS XE Software for Embedded Wireless Controllers on Catalyst Access Points Privileg |
| CVE-2022-20818 | 7.8 HIGH | Cisco SD-WAN Software Privilege Escalation Vulnerabilities |
| CVE-2022-20775 | 7.8 HIGH | Cisco SD-WAN Software Privilege Escalation Vulnerability |
| CVE-2022-20945 | 7.4 HIGH | Cisco Catalyst 9100 Series Access Points Association Request Denial of Service Vulnerabili |
| CVE-2022-20769 | 7.4 HIGH | Cisco Wireless LAN Controller AireOS Software FIPS Mode Denial of Service Vulnerability |
| CVE-2022-20930 | 6.7 MEDIUM | Cisco SD-WAN Software Arbitrary File Corruption Vulnerability |
| CVE-2022-20810 | 6.5 MEDIUM | Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family SNMP Information Di |
| CVE-2022-20662 | 6.1 MEDIUM | Cisco Duo for macOS Authentication Bypass Vulnerability |
| CVE-2022-20850 | 5.5 MEDIUM | Cisco SD-WAN Arbitrary File Deletion Vulnerability |
| CVE-2022-20844 | 5.3 MEDIUM | Cisco Software-Defined Application Visibility and Control on Cisco vManage Static Username |
| CVE-2022-20728 | 4.7 MEDIUM | Cisco Access Points VLAN Bypass from Native VLAN Vulnerability |
IV. Related Vulnerabilities
Same product: Cisco IOS XE Software
-
CVE-2026-20311
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Same vendor: Cisco
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Same weakness: CWE-77
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V. Comments for CVE-2022-20851
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