CVE-2021-1535: Cisco SD-WAN vManage Information Disclosure Vulnerability
First published: Thu May 06 2021(Updated: )
A vulnerability in the cluster management interface of Cisco SD-WAN vManage Software could allow an unauthenticated, remote attacker to view sensitive information on an affected system. To be affected by this vulnerability, the Cisco SD-WAN vManage Software must be in cluster mode. This vulnerability is due to the absence of authentication for sensitive information in the cluster management interface. An attacker could exploit this vulnerability by sending a crafted request to the cluster management interface of an affected system. A successful exploit could allow the attacker to allow the attacker to view sensitive information on the affected system.
Credit: ykramarz@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco SD-WAN vManage | <20.5.1 |
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Reference Links
Frequently Asked Questions
What is CVE-2021-1535?
CVE-2021-1535 is a vulnerability in the cluster management interface of Cisco SD-WAN vManage Software that could allow an unauthenticated, remote attacker to view sensitive information on an affected system.
How does CVE-2021-1535 impact Cisco SD-WAN vManage Software?
CVE-2021-1535 affects Cisco SD-WAN vManage Software that is in cluster mode and allows an unauthenticated, remote attacker to view sensitive information.
What is the severity of CVE-2021-1535?
The severity of CVE-2021-1535 is medium with a CVSS score of 5.3.
How can I fix CVE-2021-1535 in Cisco SD-WAN vManage Software?
To fix CVE-2021-1535 in Cisco SD-WAN vManage Software, it is recommended to update to version 20.5.1 or later.
Where can I find more information about CVE-2021-1535?
More information about CVE-2021-1535 can be found in the Cisco Security Advisory: [https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-vmanageinfdis-LKrFpbv](https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-vmanageinfdis-LKrFpbv)
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