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CVE-2022-20717— Cisco SD-WAN vEdge Routers Denial of Service Vulnerability

Quick assessment

Affected
Cisco Cisco SD-WAN vEdge router
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 Sd-Wan Vedge是美国思科（Cisco）公司的一款路由器。 Cisco SD-WAN vEdge 存在安全漏洞，该漏洞源于攻击者可以通过 NETCONF 创建 Cisco SD-WAN vEdge 的内存泄漏，以触发拒绝服务。

AI Predicted 6.5 Difficulty: Easy EPSS 0.20% · P9
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I. Basic Information for CVE-2022-20717

Vulnerability Information
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Vulnerability Title
Cisco SD-WAN vEdge Routers Denial of Service Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in the NETCONF process of Cisco SD-WAN vEdge Routers could allow an authenticated, local attacker to cause an affected device to run out of memory, resulting in a denial of service (DoS) condition. This vulnerability is due to insufficient memory management when an affected device receives large amounts of traffic. An attacker could exploit this vulnerability by sending malicious traffic to an affected device. A successful exploit could allow the attacker to cause the device to crash, resulting in a DoS condition.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
未经控制的内存分配
Source: CVE Program / CVE List V5
Vulnerability Title
Cisco Sd-Wan Vedge安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Sd-Wan Vedge是美国思科（Cisco）公司的一款路由器。 Cisco SD-WAN vEdge 存在安全漏洞，该漏洞源于攻击者可以通过 NETCONF 创建 Cisco SD-WAN vEdge 的内存泄漏，以触发拒绝服务。
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 SD-WAN vEdge router n/a -

II. Public POCs for CVE-2022-20717

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III. Intelligence Information for CVE-2022-20717

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Vendor Advisories for CVE-2022-20717 (1)

Same Patch Batch · Cisco · 2022-04-15 · 34 CVEs total

CVE-2022-20695 10.0 CRITICAL Cisco Wireless LAN Controller Management Interface Authentication Bypass Vulnerability
CVE-2022-20714 8.6 HIGH Cisco IOS XR Software for ASR 9000 Series Routers Lightspeed-Plus Line Cards Denial of Ser
CVE-2022-20697 8.6 HIGH Cisco IOS and IOS XE Software Web Services Denial of Service Vulnerability
CVE-2022-20622 8.6 HIGH Cisco Embedded Wireless Controller with Catalyst Access Points IP Flood Denial of Service
CVE-2022-20683 8.6 HIGH Cisco IOS XE Software for Catalyst 9800 Series Wireless Controllers Application Visibility
CVE-2022-20682 8.6 HIGH Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family CAPWAP Denial of Se
CVE-2022-20678 8.6 HIGH Cisco IOS XE Software AppNav-XE Denial of Service Vulnerability
CVE-2022-20716 7.8 HIGH Cisco SD-WAN Solution Improper Access Control Vulnerability
CVE-2022-20681 7.8 HIGH Cisco IOS XE Software for Cisco Catalyst 9000 Family Switches and Catalyst 9000 Family Wir
CVE-2022-20692 7.7 HIGH Cisco IOS XE Software NETCONF Over SSH Denial of Service Vulnerability
CVE-2022-20761 7.4 HIGH Cisco 1000 Series Connected Grid Router Integrated Wireless Access Point Denial of Service
CVE-2022-20684 7.4 HIGH Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family SNMP Trap Denial of
CVE-2022-20739 7.3 HIGH Cisco SD-WAN vManage Software Privilege Escalation Vulnerability
CVE-2022-20758 6.8 MEDIUM Cisco IOS XR Software Border Gateway Protocol Ethernet VPN Denial of Service Vulnerability
CVE-2022-20679 6.8 MEDIUM Cisco IOS XE Software IPSec Denial of Service Vulnerability
CVE-2022-20694 6.8 MEDIUM Cisco IOS XE Software Border Gateway Protocol Resource Public Key Infrastructure Denial of
CVE-2022-20735 6.5 MEDIUM Cisco SD-WAN vManage Software Cross-Site Request Forgery Vulnerability
CVE-2022-20747 6.5 MEDIUM Cisco SD-WAN vManage Software Information Disclosure Vulnerability
CVE-2022-20725 5.5 MEDIUM Cisco IOx Application Hosting Environment Vulnerabilities
CVE-2022-20718 5.5 MEDIUM Cisco IOx Application Hosting Environment Vulnerabilities

Showing top 20 of 34 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Cisco SD-WAN vEdge router
Same vendor: Cisco
Same weakness: CWE-789

V. Comments for CVE-2022-20717

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