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CVE-2020-3216

Cisco IOS XE SD-WAN Software Authentication Bypass Vulnerability

Published: Jun 3, 2020Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-287
NVD MITRE
6.8CVSSMEDIUM
EPSS Score
0.4%
Top 65.3%
CISA KEV
Not in KEV
Exploits
0 Known
Remediation
Patch Available

Description

A vulnerability in Cisco IOS XE SD-WAN Software could allow an unauthenticated, physical attacker to bypass authentication and gain unrestricted access to the root shell of an affected device. The vulnerability exists because the affected software has insufficient authentication mechanisms for certain commands. An attacker could exploit this vulnerability by stopping the boot initialization of an affected device. A successful exploit could allow the attacker to bypass authentication and gain unrestricted access to the root shell of the affected device.

CVSS Vector Breakdown

AV:PAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:PAttack Vector
Physical
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-287

Affected Products

Cisco IOS XE SD-WAN SoftwareCiscoNetworking Infrastructure
ios xe sd-wanciscoNetworking Infrastructure
Cisco IOS XE SD-WANCisco Systems Inc.Networking Infrastructure
ciscocommercialUSNetworking Infrastructureaka cisco systems, cisco systems inc.
cisco systems inc.commercialUSNetworking Infrastructureaka cisco systems, cisco

Attack Graph

Products CVE Techniques Tactics

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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

MITRE ATT&CK

2 techniques
Initial Access
View detailed technique mapping

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-auth-b-NzwhJHH7
tools.cisco.com
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-auth-b-NzwhJHH7
tools.cisco.com
https://nvd.nist.gov/vuln/detail/CVE-2020-3216
nvd.nist.gov

Timeline

Published
Jun 3, 2020
Last Updated
Nov 21, 2024

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