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CVE-2022-20827— Cisco Small Business RV Series Routers 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 RV Series Routers 存在安全漏洞，该漏洞源于其对用户输入验证不足导致允许未经身份验证的远程攻击者执行命令注入并执行底层操作系统上具有root权限的命令。以下产品受到影响：RV160、RV260、RV340、RV345。

CVSS 9.0 · Critical EPSS 1.88% · P79
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I. Basic Information for CVE-2022-20827

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 unauthenticated, remote attacker to execute arbitrary code or cause a denial of service (DoS) condition on an affected device. 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:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
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 RV Series Routers 存在安全漏洞，该漏洞源于其对用户输入验证不足导致允许未经身份验证的远程攻击者执行命令注入并执行底层操作系统上具有root权限的命令。以下产品受到影响：RV160、RV260、RV340、RV345。
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-2022-20827

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III. Intelligence Information for CVE-2022-20827

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Vendor Advisories for CVE-2022-20827 (1)

Same Patch Batch · Cisco · 2022-08-10 · 11 CVEs total

CVE-2022-20842 9.0 CRITICAL Cisco Small Business RV Series Routers Vulnerabilities
CVE-2022-20841 9.0 CRITICAL Cisco Small Business RV Series Routers Vulnerabilities
CVE-2022-20792 7.8 HIGH ClamAV AntiVirus 缓冲区错误漏洞
CVE-2022-20866 7.4 HIGH Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software RSA Priva
CVE-2022-20816 6.5 MEDIUM Cisco Unified Communications Manager Arbitrary File Deletion Vulnerability
CVE-2022-20869 6.1 MEDIUM Cisco BroadWorks Application Delivery Platform Software Cross-Site Scripting Vulnerability
CVE-2022-20820 5.4 MEDIUM Cisco Webex Meetings Web Interface Vulnerabilities
CVE-2022-20852 5.4 MEDIUM Cisco Webex Meetings Web Interface Vulnerabilities
CVE-2022-20914 4.9 MEDIUM Cisco Identity Services Engine Sensitive Information Disclosure Vulnerability
CVE-2022-20713 4.3 MEDIUM Cisco Adaptive Security Appliances Software 跨站脚本漏洞

IV. Related Vulnerabilities

Same product: Cisco Small Business RV Series Router Firmware
Same vendor: Cisco
Same weakness: CWE-120

V. Comments for CVE-2022-20827

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