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CVE-2020-3369— 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）公司的是一款路由器。该设备可为思科SD-WAN解决方案提供基本WAN，安全性和多云功能。 Cisco SD-WAN vEdge 5000 Series Routers和SD-WAN vEdge Cloud Router中的深度数据包检查（DPI）引擎存在代码问题漏洞，该漏洞源于程序没有正确处理FTP流量。远程攻击者可借助特制数据包利用该漏洞导致设备连续重启（拒绝服务）。

AI Predicted 7.5 Difficulty: Moderate EPSS 1.42% · P72

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2020-3369

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 deep packet inspection (DPI) engine of Cisco SD-WAN vEdge Routers could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to improper processing of FTP traffic. An attacker could exploit this vulnerability by sending crafted FTP packets through an affected device. A successful exploit could allow the attacker to make the device reboot continuously, causing a DoS condition.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
对可索引资源的访问不恰当(越界错误)
Source: CVE Program / CVE List V5
Vulnerability Title
Cisco SD-WAN vEdge 5000 Series Routers和SD-WAN vEdge Cloud Router 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco SD-WAN vEdge是美国思科（Cisco）公司的是一款路由器。该设备可为思科SD-WAN解决方案提供基本WAN，安全性和多云功能。 Cisco SD-WAN vEdge 5000 Series Routers和SD-WAN vEdge Cloud Router中的深度数据包检查（DPI）引擎存在代码问题漏洞，该漏洞源于程序没有正确处理FTP流量。远程攻击者可借助特制数据包利用该漏洞导致设备连续重启（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-2020-3369

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III. Intelligence Information for CVE-2020-3369

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Vendor Advisories for CVE-2020-3369 (1)

Same Patch Batch · Cisco · 2020-07-16 · 33 CVEs total

CVE-2020-3357 9.8 CRITICAL Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers SSL Remote Code Execut
CVE-2020-3358 8.6 HIGH Cisco RV340, RV340W, RV345, and RV345P Dual WAN Gigabit VPN Routers SSL Denial of Service
CVE-2020-3372 6.5 MEDIUM Cisco SD-WAN vManage Software Denial of Service Vulnerability
CVE-2020-3450 4.9 MEDIUM Cisco Vision Dynamic Signage Director SQL Injection Vulnerability
CVE-2020-3349 Cisco Data Center Network Manager Cross-Site Scripting Vulnerabilities
CVE-2020-3140 Cisco Prime License Manager Privilege Escalation Vulnerability
CVE-2020-3348 Cisco Data Center Network Manager Cross-Site Scripting Vulnerabilities
CVE-2020-3345 Cisco Webex Meetings and Cisco Webex Meetings Server HTML Injection Vulnerability
CVE-2020-3332 Cisco Small Business RV110W, RV130, RV130W, and RV215W Series Routers Command Shell Inject
CVE-2020-3331 Cisco RV110W and RV215W Series Routers Arbitrary Code Execution Vulnerability
CVE-2020-3330 Cisco Small Business RV110W Wireless-N VPN Firewall Static Default Credential Vulnerabilit
CVE-2020-3323 Cisco Small Business RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote
CVE-2020-3197 Cisco Meetings App Missing TURN Server Credentials Expiration Vulnerability
CVE-2020-3180 Cisco SD-WAN Solution Software Static Credentials Vulnerability
CVE-2020-3150 Cisco Small Business RV110W and RV215W Series Routers Information Disclosure Vulnerability
CVE-2020-3146 Cisco RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote Command Execut
CVE-2020-3145 Cisco RV110W, RV130, RV130W, and RV215W Routers Management Interface Remote Command Execut
CVE-2020-3144 Cisco RV110W, RV130, RV130W, and RV215W Routers Authentication Bypass Vulnerability
CVE-2020-3351 Cisco SD-WAN Solution Software Denial of Service Vulnerability
CVE-2020-3370 Cisco Content Security Management Appliance Filter Bypass Vulnerability

Showing top 20 of 33 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Cisco SD-WAN vEdge router
Same vendor: Cisco
Same weakness: CWE-118

V. Comments for CVE-2020-3369

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