A vulnerability in the authentication, authorization, and accounting (AAA) function of Cisco IOS XE Software could allow an unauthenticated, remote attacker to bypass NETCONF or RESTCONF authentication and do either of the following: Install, manipulate, or delete the configuration of an affected device Cause memory corruption that results in a denial of service (DoS) on an affected device This vulnerability is due to an uninitialized variable. An attacker could exploit this vulnerability by sending a series of NETCONF or RESTCONF requests to an affected device. A successful exploit could allow the attacker to use NETCONF or RESTCONF to install, manipulate, or delete the configuration of a network device or to corrupt memory on the device, resulting a DoS.
Metrics
No CVSS v4.0
Attack Vector Network
Attack Complexity Low
Privileges Required None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
User Interaction None
No CVSS v3.0
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact Partial
Availability Impact Partial
AV:N/AC:L/Au:N/C:N/I:P/A:P
This CVE is not in the KEV list.
Key SSVC decision points have not yet been added.
Affected Vendors & Products
Vendors | Products |
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Cisco |
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Configuration 1 [-]
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No data.
References
History
No history.
MITRE
Status: PUBLISHED
Assigner: cisco
Published: 2021-09-23T02:30:56.078204Z
Updated: 2024-09-17T04:25:16.482Z
Reserved: 2020-11-13T00:00:00
Link: CVE-2021-1619
Vulnrichment
No data.
NVD
Status : Modified
Published: 2021-09-23T03:15:12.820
Modified: 2023-11-07T03:28:48.147
Link: CVE-2021-1619
Redhat
No data.