CVE-2023-20192— Cisco Expressway Series and Cisco TelePresence Video Communication Server Privilege Escalation Vulnerabilities
Quick assessment
Affected
Cisco Cisco TelePresence Video Communication Server (VCS) Expressway
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 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
Possible ATT&CK Techniques 2 AI
T1068 · Exploitation for Privilege Escalation T1078.001 · Default Accounts
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I. Basic Information for CVE-2023-20192
Vulnerability Information
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Vulnerability Title
Cisco Expressway Series and Cisco TelePresence Video Communication Server Privilege Escalation Vulnerabilities
Source: CVE Program / CVE List V5
Vulnerability Description
Multiple vulnerabilities in Cisco Expressway Series and Cisco TelePresence Video Communication Server (VCS) could allow an authenticated attacker with Administrator-level read-only credentials to elevate their privileges to Administrator with read-write credentials on an affected system. Note: "Cisco Expressway Series" refers to Cisco Expressway Control (Expressway-C) devices and Cisco Expressway Edge (Expressway-E) devices. 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:L/UI:N/S:C/C:N/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
多款Cisco产品 安全漏洞
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-2023-20192
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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No public POC found.
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Same Patch Batch · Cisco · 2023-06-28 · 12 CVEs total
| CVE-2023-20105 | 9.6 CRITICAL | 多款Cisco产品 安全漏洞 |
| CVE-2023-20006 | 8.6 HIGH | 多款Cisco产品 安全漏洞 |
| CVE-2023-20178 | 7.8 HIGH | Cisco AnyConnect Secure Mobility Client for Windows 安全漏洞 |
| CVE-2023-20108 | 7.5 HIGH | Cisco Unified Communications Manager 安全漏洞 |
| CVE-2023-20116 | 6.8 MEDIUM | Cisco Unified Communications Manager 安全漏洞 |
| CVE-2023-20199 | 6.2 MEDIUM | Cisco Duo Two-Factor Authentication for macOS Authentication Bypass Vulnerability |
| CVE-2023-20119 | 6.1 MEDIUM | 多款Cisco产品 跨站脚本漏洞 |
| CVE-2023-20120 | 5.4 MEDIUM | Cisco Secure Email Gateway, Cisco Secure Email and Web Manager, and Cisco Secure Web Appli |
| CVE-2023-20028 | 5.4 MEDIUM | Cisco Secure Email Gateway, Cisco Secure Email and Web Manager, and Cisco Secure Web Appli |
| CVE-2023-20188 | 4.8 MEDIUM | 多款Cisco产品 跨站脚本漏洞 |
| CVE-2023-20136 | 4.3 MEDIUM | Cisco Secure Workload 安全漏洞 |
IV. Related Vulnerabilities
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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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V. Comments for CVE-2023-20192
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