CVE-2022-20801— Cisco Small Business RV Series Routers Command Injection Vulnerabilities
Quick assessment
Affected
Cisco Cisco Small Business RV Series Router Firmware
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 Small Business RV Series Routers是美国思科（Cisco）公司的一款RV系列路由器。 Cisco Small Business RV340 和 RV345 Routers 存在操作系统命令注入漏洞，该漏洞源于基于 Web 的管理界面对用户提供的输入的验证不充分。经过身份验证的远程攻击者利用此漏洞可在受影响设备的底层操作系统上注入和执行任意命令。
Possible ATT&CK Techniques 3 AI
T1133 · External Remote Services T1059 · Command and Scripting Interpreter T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2022-20801
Vulnerability Information
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Vulnerability Title
Cisco Small Business RV Series Routers Command Injection Vulnerabilities
Source: CVE Program / CVE List V5
Vulnerability Description
Multiple vulnerabilities in the web-based management interface of Cisco Small Business RV340 and RV345 Routers could allow an authenticated, remote attacker to inject and execute arbitrary commands on the underlying operating system of an affected device. These vulnerabilities are due to insufficient validation of user-supplied input. An attacker could exploit these vulnerabilities by sending malicious input to an affected device. A successful exploit could allow the attacker to execute arbitrary commands on the underlying Linux operating system of the affected device. To exploit these vulnerabilities, an attacker would need to have valid Administrator credentials 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:L/A:L
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 Small Business RV Series Routers 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Small Business RV Series Routers是美国思科（Cisco）公司的一款RV系列路由器。 Cisco Small Business RV340 和 RV345 Routers 存在操作系统命令注入漏洞，该漏洞源于基于 Web 的管理界面对用户提供的输入的验证不充分。经过身份验证的远程攻击者利用此漏洞可在受影响设备的底层操作系统上注入和执行任意命令。
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 Small Business RV Series Router Firmware | n/a | - |
|
II. Public POCs for CVE-2022-20801
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2022-20801 (1)
-
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-smb-rv-cmd-inj-8Pv9JMJD vendor-advisory x_refsource_CISCO
Same Patch Batch · Cisco · 2022-05-04 · 13 CVEs total
| CVE-2022-20777 | 9.9 CRITICAL | Cisco Enterprise NFV Infrastructure Software Vulnerabilities |
| CVE-2022-20779 | 9.9 CRITICAL | Cisco Enterprise NFV Infrastructure Software Vulnerabilities |
| CVE-2022-20780 | 9.9 CRITICAL | Cisco Enterprise NFV Infrastructure Software Vulnerabilities |
| CVE-2022-20770 | 8.6 HIGH | ClamAV CHM File Parsing Denial of Service Vulnerability Affecting Cisco Products: April 20 |
| CVE-2022-20771 | 7.5 HIGH | ClamAV TIFF File Parsing Denial of Service Vulnerability Affecting Cisco Products: April 2 |
| CVE-2022-20785 | 7.5 HIGH | ClamAV HTML Scanning Memory Leak Vulnerability Affecting Cisco Products: April 2022 |
| CVE-2022-20764 | 6.5 MEDIUM | Cisco TelePresence Collaboration Endpoint and RoomOS Software Vulnerabilities |
| CVE-2022-20794 | 6.5 MEDIUM | Cisco TelePresence Collaboration Endpoint and RoomOS Software Vulnerabilities |
| CVE-2022-20796 | 6.5 MEDIUM | ClamAV Truncated File Denial of Service Vulnerability Affecting Cisco Products: April 2022 |
| CVE-2022-20753 | 4.7 MEDIUM | Cisco Small Business RV Series Routers Remote Code Execution Vulnerability |
| CVE-2022-20799 | 4.7 MEDIUM | Cisco Small Business RV Series Routers Command Injection Vulnerabilities |
| CVE-2022-20734 | 4.4 MEDIUM | Cisco SD-WAN vManage Software Information Disclosure Vulnerability |
IV. Related Vulnerabilities
Same product: Cisco Small Business RV Series Router Firmware
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V. Comments for CVE-2022-20801
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