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CVE-2019-1917— Cisco Vision Dynamic Signage Director REST API Authentication Bypass Vulnerability

Quick assessment

Affected
Cisco Cisco Vision Dynamic Signage Director
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 Vision Dynamic Signage Director是美国思科（Cisco）公司的一套端到端的动态标牌和IPTV解决方案。 Cisco Vision Dynamic Signage Director中的REST API界面存在授权问题漏洞，该漏洞源于程序没有充分验证HTTP请求。远程攻击者可通过发送特制的HTTP请求利用该漏洞绕过身份验证，以管理权限执行任意操作。

AI Predicted 9.8 Difficulty: Easy EPSS 5.34% · P92
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I. Basic Information for CVE-2019-1917

Vulnerability Information
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Vulnerability Title
Cisco Vision Dynamic Signage Director REST API Authentication Bypass Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in the REST API interface of Cisco Vision Dynamic Signage Director could allow an unauthenticated, remote attacker to bypass authentication on an affected system. The vulnerability is due to insufficient validation of HTTP requests. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected system. A successful exploit could allow the attacker to execute arbitrary actions through the REST API with administrative privileges on the affected system. The REST API is enabled by default and cannot be disabled.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
认证机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Cisco Vision Dynamic Signage Director 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Vision Dynamic Signage Director是美国思科（Cisco）公司的一套端到端的动态标牌和IPTV解决方案。 Cisco Vision Dynamic Signage Director中的REST API界面存在授权问题漏洞，该漏洞源于程序没有充分验证HTTP请求。远程攻击者可通过发送特制的HTTP请求利用该漏洞绕过身份验证，以管理权限执行任意操作。
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 Vision Dynamic Signage Director unspecified ~ 6.1sp3 -

II. Public POCs for CVE-2019-1917

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III. Intelligence Information for CVE-2019-1917

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Vendor Advisories for CVE-2019-1917 (2)

Same Patch Batch · Cisco · 2019-07-17 · 8 CVEs total

CVE-2019-1920 Cisco IOS Access Points Software 802.11r Fast Transition Denial of Service Vulnerability
CVE-2019-1919 Cisco FindIT Network Management Software Static Credentials Vulnerability
CVE-2019-1942 Cisco Identity Services Engine Blind SQL Injection Vulnerability
CVE-2019-1941 Cisco Identity Services Engine Cross-Site Scripting Vulnerability
CVE-2019-1940 Cisco Industrial Network Director Web Services Management Agent Unauthorized Information D
CVE-2019-1923 Cisco Small Business SPA500 Series IP Phones Local Command Execution Vulnerability
CVE-2019-1943 Cisco Small Business Series Switches Open Redirect Vulnerability

IV. Related Vulnerabilities

Same product: Cisco Vision Dynamic Signage Director
Same vendor: Cisco
Same weakness: CWE-287

V. Comments for CVE-2019-1917

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