CVE-2020-3177— Cisco Unified Communications Manager Path Traversal Vulnerability
Quick assessment
Affected
Cisco Cisco Unified Communications Manager
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 Unified Communications Manager（CUCM，Unified CM，CallManager）是美国思科（Cisco）公司的一款统一通信系统中的呼叫处理组件。该组件提供了一种可扩展、可分布和高可用的企业IP电话呼叫处理解决方案。 Cisco Unified Communications Manager (UCM)和Unified Communications Manager Session Management Edition (SME)中的 Auto-Register
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I. Basic Information for CVE-2020-3177
Vulnerability Information
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Vulnerability Title
Cisco Unified Communications Manager Path Traversal Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in the Tool for Auto-Registered Phones Support (TAPS) of Cisco Unified Communications Manager (UCM) and Cisco Unified Communications Manager Session Management Edition (SME) could allow an unauthenticated, remote attacker to conduct directory traversal attacks on an affected device. The vulnerability is due to insufficient validation of user-supplied input to the TAPS interface of the affected device. An attacker could exploit this vulnerability by sending a crafted request to the TAPS interface. A successful exploit could allow the attacker to read arbitrary files in the system.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
Cisco Unified Communications Manager和Unified Communications Manager Session Management Edition 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Unified Communications Manager（CUCM，Unified CM，CallManager）是美国思科（Cisco）公司的一款统一通信系统中的呼叫处理组件。该组件提供了一种可扩展、可分布和高可用的企业IP电话呼叫处理解决方案。 Cisco Unified Communications Manager (UCM)和Unified Communications Manager Session Management Edition (SME)中的 Auto-Register
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 Unified Communications Manager | n/a | - |
|
II. Public POCs for CVE-2020-3177
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2020-3177 (1)
-
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cucm-taps-path-trav-pfsFO93r vendor-advisory x_refsource_CISCO
Same Patch Batch · Cisco · 2020-04-15 · 17 CVEs total
| CVE-2020-3161 | Cisco IP Phones Web Server Remote Code Execution and Denial of Service Vulnerability | |
| CVE-2020-3162 | Cisco IoT Field Network Director Denial of Service Vulnerability | |
| CVE-2020-3194 | Cisco Webex Network Recording Player and Cisco Webex Player Arbitrary Code Execution Vulne | |
| CVE-2020-3239 | Multiple Vulnerabilities in Cisco UCS Director and Cisco UCS Director Express for Big Data | |
| CVE-2020-3240 | Multiple Vulnerabilities in Cisco UCS Director and Cisco UCS Director Express for Big Data | |
| CVE-2020-3243 | Multiple Vulnerabilities in Cisco UCS Director and Cisco UCS Director Express for Big Data | |
| CVE-2020-3247 | Multiple Vulnerabilities in Cisco UCS Director and Cisco UCS Director Express for Big Data | |
| CVE-2020-3248 | Multiple Vulnerabilities in Cisco UCS Director and Cisco UCS Director Express for Big Data | |
| CVE-2020-3249 | Multiple Vulnerabilities in Cisco UCS Director and Cisco UCS Director Express for Big Data | |
| CVE-2020-3250 | Multiple Vulnerabilities in Cisco UCS Director and Cisco UCS Director Express for Big Data | |
| CVE-2020-3251 | Multiple Vulnerabilities in Cisco UCS Director and Cisco UCS Director Express for Big Data | |
| CVE-2020-3252 | Multiple Vulnerabilities in Cisco UCS Director and Cisco UCS Director Express for Big Data | |
| CVE-2020-3260 | Cisco Aironet Series Access Points Client Packet Processing Denial of Service Vulnerabilit | |
| CVE-2020-3261 | Cisco Mobility Express Software Cross-Site Request Forgery Vulnerability | |
| CVE-2020-3262 | Cisco Wireless LAN Controller CAPWAP Denial of Service Vulnerability | |
| CVE-2020-3273 | Cisco Wireless LAN Controller 802.11 Generic Advertisement Service Denial of Service Vulne |
IV. Related Vulnerabilities
Same product: Cisco Unified Communications Manager
-
CVE-2026-20230
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Cisco Unified Communications Manager Stored Cross-Site Scrip -
CVE-2025-20326
Cisco Unified Communications Manager Cross-Site Request Forg -
CVE-2025-20309
Cisco Unified Communications Manager Static SSH Credentials
Same vendor: Cisco
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Same weakness: CWE-22
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V. Comments for CVE-2020-3177
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