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CVE-2022-20745— Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Services Interface Denial of Service Vulnerability

Quick assessment

Affected
Cisco Cisco Adaptive Security Appliance (ASA) Software
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Cisco Firepower Threat Defense（FTD）和Cisco Adaptive Security Appliances Software（ASA Software）都是美国思科（Cisco）公司的产品。Cisco Firepower Threat Defense是一套提供下一代防火墙服务的统一软件。Cisco Adaptive Security Appliances Software是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 Adap

CVSS 8.6 · High EPSS 1.43% · P70
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I. Basic Information for CVE-2022-20745

Vulnerability Information
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Vulnerability Title
Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Services Interface Denial of Service Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in the web services interface for remote access VPN features of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. This vulnerability is due to improper input validation when parsing HTTPS requests. An attacker could exploit this vulnerability by sending a crafted HTTPS request to an affected device. A successful exploit could allow the attacker to cause the device to reload, resulting in a DoS condition.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
输入验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
多款Cisco产品输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Firepower Threat Defense（FTD）和Cisco Adaptive Security Appliances Software（ASA Software）都是美国思科（Cisco）公司的产品。Cisco Firepower Threat Defense是一套提供下一代防火墙服务的统一软件。Cisco Adaptive Security Appliances Software是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 Adap
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Cisco Cisco Adaptive Security Appliance (ASA) Software n/a -

II. Public POCs for CVE-2022-20745

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III. Intelligence Information for CVE-2022-20745

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Vendor Advisories for CVE-2022-20745 (1)

Same Patch Batch · Cisco · 2022-05-03 · 19 CVEs total

CVE-2022-20759 8.8 HIGH Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Web Servi
CVE-2022-20746 8.6 HIGH Cisco Firepower Threat Defense Software TCP Proxy Denial of Service Vulnerability
CVE-2022-20751 8.6 HIGH Cisco Firepower Threat Defense Software Snort Out of Memory Denial of Service Vulnerabilit
CVE-2022-20757 8.6 HIGH Cisco Firepower Threat Defense Software Denial of Service Vulnerability
CVE-2022-20760 8.6 HIGH Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software DNS Inspe
CVE-2022-20767 8.6 HIGH Cisco Firepower Threat Defense Software DNS Enforcement Denial of Service Vulnerability
CVE-2022-20715 8.6 HIGH Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Remote Ac
CVE-2022-20737 8.5 HIGH Cisco Adaptive Security Appliance Software Clientless SSL VPN Heap Overflow Vulnerability
CVE-2022-20742 7.4 HIGH Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software IPsec IKE
CVE-2022-20743 6.5 MEDIUM Cisco Firepower Management Center File Upload Security Bypass Vulnerability
CVE-2022-20740 6.1 MEDIUM Cisco Firepower Management Center Software Cross-Site Scripting Vulnerability
CVE-2022-20627 5.4 MEDIUM Cisco Firepower Management Center Software Cross-Site Scripting Vulnerabilities
CVE-2022-20628 5.4 MEDIUM Cisco Firepower Management Center Software Cross-Site Scripting Vulnerabilities
CVE-2022-20629 5.4 MEDIUM Cisco Firepower Management Center Software Cross-Site Scripting Vulnerabilities
CVE-2022-20748 5.3 MEDIUM Cisco Firepower Threat Defense Software Local Malware Analysis Denial of Service Vulnerabi
CVE-2022-20729 4.4 MEDIUM Cisco Firepower Threat Defense Software XML Injection Vulnerability
CVE-2022-20730 4.0 MEDIUM Cisco Firepower Threat Defense Software Security Intelligence DNS Feed Bypass Vulnerabilit
CVE-2022-20744 Cisco Firepower Management Center Software Information Disclosure Vulnerability

IV. Related Vulnerabilities

Same product: Cisco Adaptive Security Appliance (ASA) Software
Same vendor: Cisco
Same weakness: CWE-20

V. Comments for CVE-2022-20745

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