CVE-2023-20233
CVSS V2 None
CVSS V3 None
Description
A vulnerability in the Connectivity Fault Management (CFM) feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device.
This vulnerability is due to incorrect processing of invalid continuity check messages (CCMs). An attacker could exploit this vulnerability by sending crafted CCMs to an affected device. A successful exploit could allow the attacker to cause the CFM service to crash when a user displays information about maintenance end points (MEPs) for peer MEPs on an affected device.
Overview
- CVE ID
- CVE-2023-20233
- Assigner
- cisco
- Vulnerability Status
- PUBLISHED
- Published Version
- 2023-09-13T16:40:15.314Z
- Last Modified Date
- 2024-01-25T16:58:27.181Z
Weakness Enumerations
References
| Reference URL | Reference Tags |
|---|---|
| https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ios-xr-cfm-3pWN8MKt |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2023-20233 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-20233 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2024-06-25 07:35:40 | Added to TrackCVE |