CVE-2020-3471 (CNNVD-202011-1610)
中文标题:
Cisco Webex Meetings 输入验证错误漏洞
英文标题:
Cisco Webex Meetings and Cisco Webex Meetings Server Unauthorized Audio Information Exposure Vulnerability
漏洞描述
中文描述:
Cisco Webex Meetings是美国思科（Cisco）公司的一套视频会议解决方案。 Cisco Webex Meetings 和 Cisco Webex Meetings Server存在安全漏洞，该漏洞源于易受攻击的Webex网站上会议和媒体服务之间的同步问题造成的。攻击者可利用该漏洞在被驱逐出活动Webex会话的情况下保持双向音频。一个成功的漏洞可以让攻击者在被驱逐的情况下保持Webex会话的音频连接。
英文描述:
A vulnerability in Cisco Webex Meetings and Cisco Webex Meetings Server could allow an unauthenticated, remote attacker to maintain bidirectional audio despite being expelled from an active Webex session. The vulnerability is due to a synchronization issue between meeting and media services on a vulnerable Webex site. An attacker could exploit this vulnerability by sending crafted requests to a vulnerable Cisco Webex Meetings or Cisco Webex Meetings Server site. A successful exploit could allow the attacker to maintain the audio connection of a Webex session despite being expelled.
CWE类型:
标签:
受影响产品
| 厂商 | 产品 | 版本 | 版本范围 | 平台 | CPE |
|---|---|---|---|---|---|
| Cisco | Cisco WebEx Meetings Server | n/a | - | - |
cpe:2.3:a:cisco:cisco_webex_meetings_server:n_a:*:*:*:*:*:*:*
|
| cisco | webex_meetings_server | * | - | - |
cpe:2.3:a:cisco:webex_meetings_server:*:*:*:*:*:*:*:*
|
| cisco | webex_meetings_server | 3.0 | - | - |
cpe:2.3:a:cisco:webex_meetings_server:3.0:maintenance_release2:*:*:*:*:*:*
|
| cisco | webex_meetings_server | 4.0 | - | - |
cpe:2.3:a:cisco:webex_meetings_server:4.0:-:*:*:*:*:*:*
|
解决方案
中文解决方案:
英文解决方案:
临时解决方案:
参考链接
cve.org
CVSS评分详情
3.1 (cna)
MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
时间信息
利用信息
数据源详情
| 数据源 | 记录ID | 版本 | 提取时间 |
|---|---|---|---|
| CVE | cve_CVE-2020-3471 |
2025-11-11 15:20:37 | 2025-11-11 07:36:19 |
| NVD | nvd_CVE-2020-3471 |
2025-11-11 14:57:06 | 2025-11-11 07:44:43 |
| CNNVD | cnnvd_CNNVD-202011-1610 |
2025-11-11 15:10:32 | 2025-11-11 07:56:30 |
版本与语言
安全公告
变更历史
查看详细变更
- vulnerability_type: 未提取 -> 输入验证错误
- cnnvd_id: 未提取 -> CNNVD-202011-1610
- data_sources: ['cve', 'nvd'] -> ['cnnvd', 'cve', 'nvd']
查看详细变更
- affected_products_count: 1 -> 4
- data_sources: ['cve'] -> ['cve', 'nvd']