CVE-2022-20806— Cisco Expressway Series and Cisco TelePresence Video Communication Server Vulnerabilities
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I. Basic Information for CVE-2022-20806
Vulnerability Information
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Vulnerability Title
Cisco Expressway Series and Cisco TelePresence Video Communication Server Vulnerabilities
Source: NVD (National Vulnerability Database)
Vulnerability Description
Multiple vulnerabilities in the API and web-based management interfaces of Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an authenticated, remote attacker to write files or disclose sensitive information on an affected device. 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:L/UI:N/S:U/C:L/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
通过日志文件的信息暴露
Source: NVD (National Vulnerability Database)
Vulnerability Title
Cisco Expressway Series和Cisco TelePresence Video Communication Server 日志信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Expressway Series和Cisco TelePresence Video Communication Server（VCS）都是美国思科（Cisco）公司的产品。Cisco Expressway Series是一款用于防火墙外访问设备的软件。该软件为防火墙外的用户提供了简单、高度安全的访问功能，帮助远程办公人员在他们选择的设备上更有效地工作。Cisco TelePresence Video Communication Server是一款视频通信服务器。 Cisco Expressw
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 TelePresence Video Communication Server (VCS) Expressway | n/a | - |
II. Public POCs for CVE-2022-20806
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-expressway-filewrite-bsFVwueVvendor-advisoryx_refsource_CISCO
- https://nvd.nist.gov/vuln/detail/CVE-2022-20806
Same Patch Batch · Cisco · 2022-05-27 · 14 CVEs total
| CVE-2022-20674 | 6.1 MEDIUM | Cisco Common Services Platform Collector Cross-Site Scripting Vulnerabilities |
| CVE-2022-20673 | 6.1 MEDIUM | Cisco Common Services Platform Collector Cross-Site Scripting Vulnerabilities |
| CVE-2022-20672 | 6.1 MEDIUM | Cisco Common Services Platform Collector Cross-Site Scripting Vulnerabilities |
| CVE-2022-20671 | 6.1 MEDIUM | Cisco Common Services Platform Collector Cross-Site Scripting Vulnerabilities |
| CVE-2022-20670 | 6.1 MEDIUM | Cisco Common Services Platform Collector Cross-Site Scripting Vulnerabilities |
| CVE-2022-20669 | 6.1 MEDIUM | Cisco Common Services Platform Collector Cross-Site Scripting Vulnerabilities |
| CVE-2022-20668 | 6.1 MEDIUM | Cisco Common Services Platform Collector Cross-Site Scripting Vulnerabilities |
| CVE-2022-20667 | 6.1 MEDIUM | Cisco Common Services Platform Collector Cross-Site Scripting Vulnerabilities |
| CVE-2022-20666 | 6.1 MEDIUM | Cisco Common Services Platform Collector Cross-Site Scripting Vulnerabilities |
| CVE-2022-20797 | 5.5 MEDIUM | Cisco Secure Network Analytics Remote Code Execution Vulnerability |
| CVE-2022-20802 | 5.4 MEDIUM | Cisco Enterprise Chat and Email Stored Cross-Site Scripting Vulnerability |
| CVE-2022-20765 | 4.8 MEDIUM | Cisco UCS Director JavaScript Cross-Site Scripting Vulnerability |
| CVE-2022-20807 | 4.3 MEDIUM | Cisco Expressway Series and Cisco TelePresence Video Communication Server Vulnerabilities |
IV. Related Vulnerabilities
- CVE-2025-20179
Cisco Expressway Series Cross-Site Scripting Vulnerability - CVE-2022-20814
Cisco Expressway Series and Cisco TelePresence VCS Improper - CVE-2022-20853
Cisco Expressway Series and Cisco TelePresence VCS Cross-Sit - CVE-2024-20492
Cisco Expressway Series Privilege Escalation Vulnerability - CVE-2024-20497
Cisco Expressway Edge Improper Authorization Vulnerability
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-532
- CVE-2026-42282
n8n-MCP: Sensitive MCP tool-call arguments logged on authent - CVE-2026-41495
n8n-MCP Logs Sensitive Request Data on Unauthorized /mcp Req - CVE-2026-41004
VMware Spring Cloud Config 日志信息泄露漏洞 - CVE-2024-30151
HCL BigFix Service Management (SM) is susceptible to Broken - CVE-2026-7824
PaperCut Hive (Ricoh): Plain text password in logs
V. Comments for CVE-2022-20806
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