A vulnerability in the Cisco Discovery Protocol functionality of Cisco ATA 190 Series Adaptive Telephone Adapter firmware could allow an unauthenticated, remote attacker to cause a DoS condition on an affected device.
This vulnerability is due to an out-of-bounds read when processing Cisco Discovery Protocol packets. An attacker could exploit this vulnerability by sending crafted Cisco Discovery Protocol packets to an affected device. A successful exploit could allow the attacker to cause a service restart.Cisco has released firmware updates that address this vulnerability. There are no workarounds that address this vulnerability.
References
Configurations
No configuration.
History
15 Apr 2026, 00:35
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| References | () https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ata19x-multivuln-GEZYVvs - |
18 Nov 2024, 17:11
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| Summary |
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15 Nov 2024, 16:15
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| New CVE |
Information
Published : 2024-11-15 16:15
Updated : 2026-06-17 04:25
NVD link : CVE-2022-20766
Mitre link : CVE-2022-20766
CVE.ORG link : CVE-2022-20766
JSON object : View
Products Affected
No product.
CWE
CWE-125
Out-of-bounds Read
