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CVE-2021-1524— Cisco Meeting Server API Denial of Service Vulnerability

CVSS 4.3 · Medium EPSS 0.43% · P63
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I. Basic Information for CVE-2021-1524

Vulnerability Information
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Vulnerability Title
Cisco Meeting Server API Denial of Service Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability in the API of Cisco Meeting Server could allow an authenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability exists because requests that are sent to the API are not properly validated. An attacker could exploit this vulnerability by sending a malicious request to the API. A successful exploit could allow the attacker to cause all participants on a call to be disconnected, resulting in a DoS condition.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
输入验证不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Cisco Meeting Server 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Meeting Server（Acano Conferencing Server）是美国思科（Cisco）公司的一套包含音频、视频的会议服务器软件。 Cisco Meeting Server存在输入验证错误漏洞，该漏洞源于发送到 API 的请求未经过正确验证。攻击者利用该漏洞可以通过向API发送恶意请求。成功的利用可能允许攻击者导致通话中的所有参与者断开连接，从而导致 DoS 。
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 Meeting Server n/a -

II. Public POCs for CVE-2021-1524

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III. Intelligence Information for CVE-2021-1524

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IV. Related Vulnerabilities

Same product: Cisco Meeting Server
Same vendor: Cisco
Same weakness: CWE-20

V. Comments for CVE-2021-1524

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