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CVE-2020-3369

Cisco SD-WAN vEdge Routers Denial of Service Vulnerability

Published: Jul 16, 2020Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-118
NVD MITRE
7.5CVSSHIGH
EPSS Score
1.4%
Top 30.7%
CISA KEV
Not in KEV
Exploits
0 Known
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-118NVD-CWE-Other

Affected Products

sd-wan firmwareciscoNetworking Infrastructure
vedge cloud routerciscoNetworking Infrastructure
Cisco SD-WAN vEdge routerCiscoNetworking Infrastructure
Cisco SD-WANCisco Systems Inc.Networking Infrastructure
ciscocommercialUSNetworking Infrastructureaka cisco systems, cisco systems inc.
cisco systems inc.commercialUSNetworking Infrastructureaka cisco systems, cisco

Exploitability

0 exploit sources identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available
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References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-fpdos-hORBfd9f
tools.cisco.com
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-fpdos-hORBfd9f
tools.cisco.com
https://nvd.nist.gov/vuln/detail/CVE-2020-3369
nvd.nist.gov

Timeline

Published
Jul 16, 2020
Last Updated
Nov 21, 2024

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