Cisco Secure Firewall Threat Defense Software Snort 3 Visual Basic for Application Infinite Loop Denial of Service Vulnerability

Multiple Cisco products are affected by a vulnerability in the Snort 3 VBA feature that could allow an unauthenticated, remote attacker to cause the Snort 3 Detection Engine to crash.  This vulnerability is due to improper error checking when decompressing VBA data. An attacker could exploit this vulnerability by sending crafted VBA data to the Snort 3 Detection Engine on the targeted device. A successful exploit could allow the attacker to cause the Snort 3 Detection Engine to enter an infinite loop, causing a DoS condition.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L

不可达退出条件的循环(无限循环)

Cisco Secure Firewall Threat Defense和Cisco IOS XE Software 安全漏洞

Cisco Secure Firewall Threat Defense和Cisco IOS XE Software都是美国思科（Cisco）公司的产品。Cisco Secure Firewall Threat Defense是一个集成式防火墙平台。Cisco IOS XE Software是一种网络操作系统。 Cisco Secure Firewall Threat Defense和Cisco IOS XE Software存在安全漏洞，该漏洞源于解压缩VBA数据时错误检查不当，可能导致未经身份验证的远

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