cisco adaptive_security_appliance 不充分的会话过期机制

CVE编号

CVE-2021-1501

利用情况

暂无

补丁情况

N/A

披露时间

2021-04-30

漏洞描述

A vulnerability in the SIP inspection engine of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause a crash and reload of an affected device, resulting in a denial of service (DoS) condition.The vulnerability is due to a crash that occurs during a hash lookup for a SIP pinhole connection. An attacker could exploit this vulnerability by sending crafted SIP traffic through an affected device. A successful exploit could allow the attacker to cause a crash and reload of the affected device.

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	adaptive_security_appliance	*	From (including) 9.10	Up to (excluding) 9.12.4.18
	运行在以下环境
	应用	cisco	adaptive_security_appliance	*	From (including) 9.13	Up to (excluding) 9.13.1.21
	运行在以下环境
	应用	cisco	adaptive_security_appliance	*	From (including) 9.14	Up to (excluding) 9.14.2.13
	运行在以下环境
	应用	cisco	adaptive_security_appliance	*	From (including) 9.15	Up to (excluding) 9.15.1.15
	运行在以下环境
	应用	cisco	adaptive_security_appliance	*	From (including) 9.8	Up to (excluding) 9.8.4.34
	运行在以下环境
	应用	cisco	adaptive_security_appliance	*	From (including) 9.9	Up to (excluding) 9.9.2.85
	运行在以下环境
	应用	cisco	firepower_threat_defense	*	From (including) 6.2.2	Up to (excluding) 6.4.0.12
	运行在以下环境
	应用	cisco	firepower_threat_defense	*	From (including) 6.5.0	Up to (excluding) 6.6.4
	运行在以下环境
	应用	cisco	firepower_threat_defense	*	From (including) 6.7.0	Up to (excluding) 6.7.0.2

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-613	不充分的会话过期机制
NVD-CWE-noinfo

Exp相关链接

- avd.aliyun.com