Cisco IOS和IOS XE 输入验证错误漏洞

漏洞信息详情

Cisco IOS和IOS XE都是美国思科（Cisco）公司的一套为其网络设备开发的操作系统。

Cisco IOS Software和Cisco IOS XE Software中的Tool Command Language (Tcl)解析器存在输入验证错误漏洞，该漏洞源于缺乏对输入数据的验证。攻击者可通过在受影响的设备上执行特制的Tcl参数利用该漏洞导致拒绝服务。

目前厂商已发布升级补丁以修复漏洞，补丁获取链接：

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-tcl-dos-MAZQUnMF

来源:tools.cisco.com

链接:https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-tcl-dos-MAZQUnMF

来源:www.auscert.org.au

链接:https://www.auscert.org.au/bulletins/ESB-2020.1936/

来源:vigilance.fr

链接:https://vigilance.fr/vulnerability/Cisco-IOS-IOS-XE-denial-of-service-via-Tcl-32428

来源:www.nsfocus.net

链接:http://www.nsfocus.net/vulndb/47286

来源:nvd.nist.gov

链接:https://nvd.nist.gov/vuln/detail/CVE-2020-3201

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