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CVE-2019-1887— Cisco Unified Communications Manager Session Initiation Protocol Denial of Service Vulnerability

EPSS 0.73% · P73
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I. Basic Information for CVE-2019-1887

Vulnerability Information
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Vulnerability Title
Cisco Unified Communications Manager Session Initiation Protocol Denial of Service Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability in the Session Initiation Protocol (SIP) protocol implementation of Cisco Unified Communications Manager could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. The vulnerability is due to insufficient validation of input SIP traffic. An attacker could exploit this vulnerability by sending a malformed SIP packet to an affected Cisco Unified Communications Manager. A successful exploit could allow the attacker to trigger a new registration process on all connected phones, temporarily disrupting service.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨界内存写
Source: NVD (National Vulnerability Database)
Vulnerability Title
Cisco Unified Communications Manager 缓冲区错误漏洞
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 CUCM中的SIP协议实现存在缓冲区错误漏洞，该漏洞源于程序没有充分地验证输入的SIP流量。远程攻击者可通过发送畸形的SIP数据包利用该漏洞造成拒绝服务。
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

VendorProductAffected VersionsCPESubscribe
CiscoCisco Unified Communications Manager unspecified ~ 12.0(1)SU3 -

II. Public POCs for CVE-2019-1887

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III. Intelligence Information for CVE-2019-1887

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IV. Related Vulnerabilities

Same product: Cisco Unified Communications Manager
Same vendor: Cisco
Same weakness: CWE-787

V. Comments for CVE-2019-1887

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