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CVE-2019-15987— Cisco WebEx Centers Username Enumeration Information Disclosure Vulnerability

Quick assessment

Affected
Cisco Cisco WebEx Event Center
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?Webex Meeting Center等都是美国思科（Cisco）公司的产品。Cisco?Webex Meeting Center是一套在线协作视频会议解决方案。Cisco Webex Event Center是一套网络研讨和在线活动管理平台。Cisco Webex Support Center是一套针对服务支持团队的视频会议解决方案。 多款Cisco产品中存在授权问题漏洞。远程攻击者可通过发送特制的请求利用该漏洞猜测账户的用户命名。以下产品及版本受到影响：Cisco Webex Event

AI Predicted 5.3 Difficulty: Easy EPSS 1.58% · P75

Possible ATT&CK Techniques 1 AI

T1590 · Gather Victim Network Information
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I. Basic Information for CVE-2019-15987

Vulnerability Information
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Vulnerability Title
Cisco WebEx Centers Username Enumeration Information Disclosure Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in web interface of the Cisco Webex Event Center, Cisco Webex Meeting Center, Cisco Webex Support Center, and Cisco Webex Training Center could allow an unauthenticated, remote attacker to guess account usernames. The vulnerability is due to missing CAPTCHA protection in certain URLs. An attacker could exploit this vulnerability by sending a crafted request to the web interface. A successful exploit could allow the attacker to know if a given username is valid and find the real name of the user.
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
多款Cisco产品授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco?Webex Meeting Center等都是美国思科（Cisco）公司的产品。Cisco?Webex Meeting Center是一套在线协作视频会议解决方案。Cisco Webex Event Center是一套网络研讨和在线活动管理平台。Cisco Webex Support Center是一套针对服务支持团队的视频会议解决方案。 多款Cisco产品中存在授权问题漏洞。远程攻击者可通过发送特制的请求利用该漏洞猜测账户的用户命名。以下产品及版本受到影响：Cisco Webex Event
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 WebEx Event Center unspecified ~ n/a -

II. Public POCs for CVE-2019-15987

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III. Intelligence Information for CVE-2019-15987

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Vendor Advisories for CVE-2019-15987 (1)

Same Patch Batch · Cisco · 2019-11-26 · 24 CVEs total

CVE-2019-16001 Cisco Webex Teams for Windows DLL Hijacking Vulnerability
CVE-2019-15973 Cisco Industrial Network Director Reflected Cross-Site Scripting Vulnerability
CVE-2019-15967 Cisco TelePresence Collaboration Endpoint and RoomOS Audio Eavesdropping Vulnerability
CVE-2019-15960 Cisco Webex Network Recording Admin Page Privilege Escalation Vulnerability
CVE-2019-15958 Cisco Prime Infrastructure and Evolved Programmable Network Manager Remote Code Execution
CVE-2019-15956 Cisco Web Security Appliance Unauthorized Device Reset Vulnerability
CVE-2019-15288 Cisco TelePresence Collaboration Endpoint, TelePresence Codec, and RoomOS Software Privile
CVE-2019-15286 Cisco Webex Network Recording Player and Cisco Webex Player Arbitrary Code Execution Vulne
CVE-2019-15284 Cisco Webex Network Recording Player and Cisco Webex Player Arbitrary Code Execution Vulne
CVE-2019-15276 Cisco Wireless LAN Controller HTTP Parsing Engine Denial of Service Vulnerability
CVE-2019-15271 Cisco Small Business RV016, RV042, RV042G, and RV082 Routers Arbitrary Command Execution V
CVE-2019-16002 Cisco SD-WAN Solution vManage Cross-Site Request Forgery Vulnerability
CVE-2019-15968 Cisco Unified Communications Domain Manager Persistent Cross-Site Scripting Vulnerability
CVE-2019-15998 Cisco IOS XR Software NETCONF Over Secure Shell ACL Bypass Vulnerability
CVE-2019-15997 Cisco DNA Spaces: Connector Command Injection Vulnerability
CVE-2019-15996 Cisco DNA Spaces: Connector Privilege Escalation Vulnerability
CVE-2019-15995 Cisco DNA Spaces: Connector SQL Injection Vulnerability
CVE-2019-15994 Cisco Stealthwatch Enterprise Cross-Site Scripting Vulnerability
CVE-2019-15990 Cisco Small Business Routers RV016, RV042, RV042G, and RV082 Information Disclosure Vulner
CVE-2019-15988 Cisco Email Security Appliance URL Filtering Bypass Vulnerability

Showing top 20 of 24 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Cisco WebEx Event Center
Same vendor: Cisco
Same weakness: CWE-287

V. Comments for CVE-2019-15987

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