CVE-2022-20749— Cisco Small Business RV Series Routers Vulnerabilities
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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: NVD (National Vulnerability Database)
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: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
栈缓冲区溢出
Source: NVD (National Vulnerability Database)
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 POCPremium
No public POC found.
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- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-smb-mult-vuln-KA9PK6Dvendor-advisoryx_refsource_CISCO
- https://nvd.nist.gov/vuln/detail/CVE-2022-20749
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
Cisco Small Business RV Series Routers Cross-Site Scripting - CVE-2024-20524
Cisco Small Business RV042, RV042G, RV320, and RV325 Denial - CVE-2024-20523
Cisco Small Business RV042, RV042G, RV320, and RV325 Denial - CVE-2024-20522
Cisco Small Business RV042, RV042G, RV320, and RV325 Denial - CVE-2024-20521
Cisco Small Business RV042, RV042G, RV320, and RV325 Remote
Same vendor: Cisco
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Cisco Slido 安全漏洞 - CVE-2026-20034
Cisco Unity Connection Remote Code Execution Vulnerability - CVE-2026-20035
Cisco Unity Connection Server-Side Request Forgery Vulnerabi - CVE-2026-20167
Cisco IoT Field Network Director Remote Device Denial of Ser - CVE-2026-20169
Cisco IoT Field Network Director Command Injection Vulnerabi
Same weakness: CWE-121
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Squirrel sqstdstring.cpp validate_format stack-based overflo - CVE-2026-8234
EFM ipTIME A8004T WifiBasicSet formWifiBasicSet stack-based - CVE-2026-6665
PgBouncer buffer overflow in SCRAM - CVE-2026-41509
Integer underflow in crypto_sign_open() leads to buffer over - CVE-2026-8138
Tenda CX12L SetPptpServerCfg” formSetPPTPServer stack-based
V. Comments for CVE-2022-20749
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