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CVE-2021-1541— Cisco Small Business 220 Series Smart Switches Vulnerabilities

Quick assessment

Affected
Cisco Cisco Small Business 220 Series Smart Plus Switches
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 220 Series Smart Switches是美国思科（Cisco）公司的一款小型智能交换机设备。 Cisco Small Business 220 Series Smart Switches存在授权问题漏洞，该漏洞源于缺乏对 TFTP 配置参数的参数验证。利用该漏洞允许攻击者以 root 用户身份在底层操作系统上执行任意命令。

CVSS 7.2 · High EPSS 8.75% · P95
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I. Basic Information for CVE-2021-1541

Vulnerability Information
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Vulnerability Title
Cisco Small Business 220 Series Smart Switches Vulnerabilities
Source: CVE Program / CVE List V5
Vulnerability Description
Multiple vulnerabilities in the web-based management interface of Cisco Small Business 220 Series Smart Switches could allow an attacker to do the following: Hijack a user session Execute arbitrary commands as a root user on the underlying operating system Conduct a cross-site scripting (XSS) attack Conduct an HTML injection attack 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:H/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
认证机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Cisco Small Business 220 Series Smart Switches 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Small Business 220 Series Smart Switches是美国思科（Cisco）公司的一款小型智能交换机设备。 Cisco Small Business 220 Series Smart Switches存在授权问题漏洞，该漏洞源于缺乏对 TFTP 配置参数的参数验证。利用该漏洞允许攻击者以 root 用户身份在底层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 220 Series Smart Plus Switches n/a -

II. Public POCs for CVE-2021-1541

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III. Intelligence Information for CVE-2021-1541

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Vendor Advisories for CVE-2021-1541 (1)

Same Patch Batch · Cisco · 2021-06-16 · 11 CVEs total

CVE-2021-1566 7.4 HIGH Cisco Email Security Appliance and Cisco Web Security Appliance Certificate Validation Vul
CVE-2021-1542 7.2 HIGH Cisco Small Business 220 Series Smart Switches Vulnerabilities
CVE-2021-1543 7.2 HIGH Cisco Small Business 220 Series Smart Switches Vulnerabilities
CVE-2021-1571 7.2 HIGH Cisco Small Business 220 Series Smart Switches Vulnerabilities
CVE-2021-1567 7.0 HIGH Cisco AnyConnect Secure Mobility Client for Windows with VPN Posture (HostScan) Module DLL
CVE-2021-1569 6.5 MEDIUM Cisco Jabber Desktop and Mobile Client Software Vulnerabilities
CVE-2021-1570 6.5 MEDIUM Cisco Jabber Desktop and Mobile Client Software Vulnerabilities
CVE-2021-1568 5.5 MEDIUM Cisco AnyConnect Secure Mobility Client for Windows Denial of Service Vulnerability
CVE-2021-1395 4.7 MEDIUM Cisco Unified Intelligence Center Reflected Cross-Site Scripting Vulnerability
CVE-2021-1524 4.3 MEDIUM Cisco Meeting Server API Denial of Service Vulnerability

IV. Related Vulnerabilities

Same product: Cisco Small Business 220 Series Smart Plus Switches
Same vendor: Cisco
Same weakness: CWE-287

V. Comments for CVE-2021-1541

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