cisco meeting_server 不恰当的资源关闭或释放

CVE编号

CVE-2021-40122

利用情况

暂无

补丁情况

N/A

披露时间

2021-10-21

漏洞描述

A vulnerability in an API of the Call Bridge feature of Cisco Meeting Server could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. This vulnerability is due to improper handling of large series of message requests. An attacker could exploit this vulnerability by sending a series of messages to the vulnerable API. A successful exploit could allow the attacker to cause the affected device to reload, dropping all ongoing calls and resulting in a DoS condition.

解决建议

建议您更新当前系统或软件至最新版，完成漏洞的修复。

参考链接
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-s...

受影响软件情况

#	类型	厂商	产品	版本	影响面
1
	运行在以下环境
	应用	cisco	meeting_server	*		Up to (including) 3.1
	运行在以下环境
	应用	cisco	meeting_server	*	From (including) 3.2	Up to (excluding) 3.2.3

CVSS3评分 7.5

• 攻击路径 网络
• 攻击复杂度 低
• 权限要求 无
• 影响范围 未更改
• 用户交互 无
• 可用性 高
• 保密性 无
• 完整性 无

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CWE-ID 漏洞类型 CWE-404 不恰当的资源关闭或释放