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CVE-2022-20825— Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Remote Command Execution and Denial of Service Vulnerability

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是美国思科（Cisco）公司的一个交换机。 Cisco Small Business Routers RV110W、RV130、RV130W 和 RV215W 多款产品存在缓冲区错误漏洞，该漏洞源于传入 HTTP 数据包的用户输入验证不足。未经身份验证的远程攻击者利用该漏洞能够执行任意代码或导致受影响的设备意外重启，从而导致拒绝服务（DoS）情况。

CVSS 9.8 · Critical EPSS 3.20% · P88
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I. Basic Information for CVE-2022-20825

Vulnerability Information
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Vulnerability Title
Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Remote Command Execution and Denial of Service Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in the web-based management interface of Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers could allow an unauthenticated, remote attacker to execute arbitrary code or cause an affected device to restart unexpectedly, resulting in a denial of service (DoS) condition. This vulnerability is due to insufficient user input validation of incoming HTTP packets. An attacker could exploit this vulnerability by sending a crafted request to the web-based management interface. A successful exploit could allow the attacker to execute arbitrary commands on an affected device using root-level privileges. Cisco has not released software updates that address this vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
栈缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
Cisco Small Business 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Small Business是美国思科（Cisco）公司的一个交换机。 Cisco Small Business Routers RV110W、RV130、RV130W 和 RV215W 多款产品存在缓冲区错误漏洞，该漏洞源于传入 HTTP 数据包的用户输入验证不足。未经身份验证的远程攻击者利用该漏洞能够执行任意代码或导致受影响的设备意外重启，从而导致拒绝服务（DoS）情况。
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-2022-20825

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III. Intelligence Information for CVE-2022-20825

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Vendor Advisories for CVE-2022-20825 (1)

Same Patch Batch · Cisco · 2022-06-15 · 7 CVEs total

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CVE-2022-20664 7.7 HIGH Cisco Email Security Appliance and Cisco Secure Email and Web Manager Information Disclosu
CVE-2022-20817 7.4 HIGH Cisco IP Phone Duplicate Key Vulnerability
CVE-2022-20819 6.5 MEDIUM Cisco Identity Services Engine Sensitive Information Disclosure Vulnerability
CVE-2022-20733 5.3 MEDIUM Cisco Identity Services Engine Authentication Bypass Vulnerability
CVE-2022-20736 5.3 MEDIUM Cisco AppDynamics Controller Authorization Bypass Vulnerability

IV. Related Vulnerabilities

Same product: Cisco Small Business RV Series Router Firmware
Same vendor: Cisco
Same weakness: CWE-121

V. Comments for CVE-2022-20825

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