CVE-2022-20749— Cisco Small Business RV Series Routers Vulnerabilities
Quick assessment
Affected
Cisco Cisco Small Business RV Series Router Firmware
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 Small Business是美国思科（Cisco）公司的一个交换机。 Cisco Small Business RV 系列路由器存在缓冲区错误漏洞，该漏洞源于对用户提供的输入的验证不充分。攻击者可以通过向受影响的设备发送恶意输入来利用这些漏洞。成功的利用可能允许攻击者在底层 Linux 操作系统上执行任意命令。
Possible ATT&CK Techniques 2 AI
T1068 · Exploitation for Privilege Escalation T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2022-20749
Vulnerability Information
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Vulnerability Title
Cisco Small Business RV Series Routers Vulnerabilities
Source: CVE Program / CVE List V5
Vulnerability Description
Multiple vulnerabilities in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers could allow an attacker to do any of the following: Execute arbitrary code Elevate privileges Execute arbitrary commands Bypass authentication and authorization protections Fetch and run unsigned software Cause denial of service (DoS) 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:N/UI:N/S:C/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 RV 系列路由器存在缓冲区错误漏洞，该漏洞源于对用户提供的输入的验证不充分。攻击者可以通过向受影响的设备发送恶意输入来利用这些漏洞。成功的利用可能允许攻击者在底层 Linux 操作系统上执行任意命令。
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-2022-20749
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Vendor Advisories for CVE-2022-20749 (1)
-
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-smb-mult-vuln-KA9PK6D vendor-advisory x_refsource_CISCO
Same Patch Batch · Cisco · 2022-02-10 · 18 CVEs total
| CVE-2022-20712 | 10.0 CRITICAL | Cisco Small Business RV Series Routers Vulnerabilities |
| CVE-2022-20699 | 10.0 CRITICAL | Cisco Small Business RV Series Routers Vulnerabilities |
| CVE-2022-20700 | 10.0 CRITICAL | Cisco Small Business RV Series Routers Vulnerabilities |
| CVE-2022-20701 | 10.0 CRITICAL | Cisco Small Business RV Series Routers Vulnerabilities |
| CVE-2022-20702 | 10.0 CRITICAL | Cisco Small Business RV Series Routers Vulnerabilities |
| CVE-2022-20703 | 10.0 CRITICAL | Cisco Small Business RV Series Routers Vulnerabilities |
| CVE-2022-20704 | 10.0 CRITICAL | Cisco Small Business RV Series Routers Vulnerabilities |
| CVE-2022-20705 | 10.0 CRITICAL | Cisco Small Business RV Series Routers Vulnerabilities |
| CVE-2022-20706 | 10.0 CRITICAL | Cisco Small Business RV Series Routers Vulnerabilities |
| CVE-2022-20707 | 10.0 CRITICAL | Cisco Small Business RV Series Routers Vulnerabilities |
| CVE-2022-20708 | 10.0 CRITICAL | Cisco Small Business RV Series Routers Vulnerabilities |
| CVE-2022-20709 | 10.0 CRITICAL | Cisco Small Business RV Series Routers Vulnerabilities |
| CVE-2022-20710 | 10.0 CRITICAL | Cisco Small Business RV Series Routers Vulnerabilities |
| CVE-2022-20711 | 10.0 CRITICAL | Cisco Small Business RV Series Routers Vulnerabilities |
| CVE-2022-20738 | 5.8 MEDIUM | Cisco Umbrella Secure Web Gateway File Inspection Bypass Vulnerability |
| CVE-2022-20630 | 4.4 MEDIUM | Cisco DNA Center Information Disclosure Vulnerability |
| CVE-2022-20680 | 4.3 MEDIUM | Cisco Prime Service Catalog Information Disclosure Vulnerability |
IV. Related Vulnerabilities
Same product: Cisco Small Business RV Series Router Firmware
-
CVE-2020-3431
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CVE-2024-20522
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CVE-2024-20521
Cisco Small Business RV042, RV042G, RV320, and RV325 Remote
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V. Comments for CVE-2022-20749
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