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CVE-2022-20769

Cisco Wireless LAN Controller AireOS Software FIPS Mode Denial of Service Vulnerability

Published: Sep 30, 2022Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-787
NVD MITRE
7.4CVSSHIGH
EPSS Score
0.5%
Top 62.7%
CISA KEV
Not in KEV
Exploits
0 Known
Remediation
Patch Available

Description

A vulnerability in the authentication functionality of Cisco Wireless LAN Controller (WLC) AireOS Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected device. This vulnerability is due to insufficient error validation. An attacker could exploit this vulnerability by sending crafted packets to an affected device. A successful exploit could allow the attacker to cause the wireless LAN controller to crash, resulting in a DoS condition. Note: This vulnerability affects only devices that have Federal Information Processing Standards (FIPS) mode enabled.

CVSS Vector Breakdown

AV:AAC:LPR:NUI:NS:CC:NI:NA:H
Exploitability
AV:AAttack Vector
Adjacent
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-787

Affected Products

wireless lan controller softwareciscoNetworking Infrastructure
Wireless LAN Controller SoftwareCisco Systems Inc.Networking Infrastructure
Cisco Wireless LAN Controller (WLC)CiscoNetworking 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
Privilege Escalation
View detailed technique mapping

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-wlc-dos-mKGRrsCB
tools.cisco.com
https://nvd.nist.gov/vuln/detail/CVE-2022-20769
nvd.nist.gov

Timeline

Published
Sep 30, 2022
Last Updated
Nov 21, 2024

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