安全研究

安全漏洞
Cisco Adaptive Security Appliance Software和Firepower Threat Defense Software拒绝服务

发布日期:2021-07-15
更新日期:2021-07-16

受影响系统:
Cisco Firepower Threat Defense Software 7.0.0
Cisco Adaptive Security Appliance (ASA) Software 9.16.1
描述:
CVE(CAN) ID: CVE-2021-1422

Cisco Adaptive Security Appliance是美国思科(Cisco)公司的一个网络设备。用于保护各种规模的公司网络和数据中心。
Cisco Adaptive Security Appliance (ASA) Software 9.16.1和Cisco Firepower Threat Defense (FTD) Software 7.0.0存在拒绝服务漏洞。该漏洞源于程序加密模块处理具体类型的解密错误的方式存在逻辑错误。攻击者可利用该漏洞导致设备崩溃,迫使其重新加载。

<*链接:https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asa-ftd-ipsec-dos-TFK
*>

建议:
厂商补丁:

Cisco
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Cisco已经为此发布了一个安全公告(cisco-sa-asa-ftd-ipsec-dos-TFKQbgWC)以及相应补丁:
cisco-sa-asa-ftd-ipsec-dos-TFKQbgWC:Cisco Adaptive Security Appliance Software Release 9.16.1 and Cisco Firepower Threat Defense Software Release 7.0.0 IPsec Denial of Service Vulnerability
链接:https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asa-ftd-ipsec-dos-TFKQbgWC

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