安全研究

安全漏洞
Cisco Adaptive Security Appliance和Firepower Threat Defense拒绝服务漏洞(CVE-2021-40125)

发布日期:2021-10-27
更新日期:2021-10-28

受影响系统:
Cisco Adaptive Security Appliance
Cisco Firepower Threat Defense
描述:
CVE(CAN) ID: CVE-2021-40125

Cisco Adaptive Security Appliances Software(ASA Software)是美国思科(Cisco)公司的一套防火墙和网络安全平台。该平台提供了对数据和网络资源的高度安全的访问等功能。
Cisco Adaptive Security Appliance和Firepower Threat Defense的Internet Key Exchange Version 2 (IKEv2)实现 存在拒绝服务漏洞。该漏洞源于资源管理错误。攻击者可利用该漏洞触发设备重新加载。

<*链接:https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-ikev2-dos-g4cm
*>

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-asaftd-ikev2-dos-g4cmrr7C)以及相应补丁:
cisco-sa-asaftd-ikev2-dos-g4cmrr7C:Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software IKEv2 Site-to-Site VPN Denial of Service Vulnerability
链接:https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-ikev2-dos-g4cmrr7C

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