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CVE-2022-20717

Cisco SD-WAN vEdge Routers Denial of Service Vulnerability

Published: Apr 15, 2022Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-789
NVD MITRE
5.5CVSSMEDIUM
EPSS Score
0.2%
Top 90.8%
CISA KEV
Not in KEV
Exploits
0 Known
Remediation
Patch Available

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.

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:NI:NA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-789CWE-770

Affected Products

sd-wan vedge routerciscoNetworking Infrastructure
Cisco SD-WAN vEdge routerCiscoNetworking Infrastructure
SD-WAN vEdge 5000 SeriesCisco Systems Inc.Networking Infrastructure
SD-WAN vEdge 100 SeriesCisco Systems Inc.Networking Infrastructure
SD-WAN vEdge 1000 SeriesCisco Systems Inc.Networking Infrastructure
ciscocommercialUSNetworking Infrastructureaka cisco systems, cisco systems inc.
cisco systems inc.commercialUSNetworking Infrastructureaka cisco systems, cisco
and 2 more affected products View all →

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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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Impact
View detailed technique mapping

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-vedge-dos-jerVm4bB
tools.cisco.com

Timeline

Published
Apr 15, 2022
Last Updated
Nov 21, 2024

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