What is the severity of CVE-2021-1491?

CVE-2021-1491 is rated as a high-severity vulnerability due to its potential for unauthorized file access.

How do I fix CVE-2021-1491?

To mitigate CVE-2021-1491, ensure that your Cisco SD-WAN vManage Software is updated to the latest patched version provided by Cisco.

Who is affected by CVE-2021-1491?

CVE-2021-1491 affects users of Cisco SD-WAN vManage Software who have an authenticated remote access capability.

What is the cause of CVE-2021-1491?

The cause of CVE-2021-1491 is insufficient file scope limiting in the web-based management interface of the Cisco SD-WAN vManage Software.

Vulnerability/
CVE-2021-1491

medium

6.5

CWE

15/11/2024

18/11/2024

CVE-2021-1491: Cisco SD-WAN vManage Software Information Disclosure Vulnerability

First published: Fri Nov 15 2024(Updated: )

A vulnerability in the web-based management interface of Cisco SD-WAN vManage Software could allow an authenticated, remote attacker to read arbitrary files on the underlying file system of the device. This vulnerability is due to insufficient file scope limiting. An attacker could exploit this vulnerability by creating a specific file reference on the file system and then accessing it through the web-based management interface. A successful exploit could allow the attacker to read arbitrary files from the file system of the underlying operating system.Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.

Credit: ykramarz@cisco.com

Affected Software	Affected Version	How to fix
Cisco SD-WAN vManage

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Reference Links

https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-vmanage-info-disclos-gGvm9Mfu

Frequently Asked Questions

What is the severity of CVE-2021-1491?
CVE-2021-1491 is rated as a high-severity vulnerability due to its potential for unauthorized file access.
How do I fix CVE-2021-1491?
To mitigate CVE-2021-1491, ensure that your Cisco SD-WAN vManage Software is updated to the latest patched version provided by Cisco.
Who is affected by CVE-2021-1491?
CVE-2021-1491 affects users of Cisco SD-WAN vManage Software who have an authenticated remote access capability.
What type of attack does CVE-2021-1491 enable?
CVE-2021-1491 enables an authenticated, remote attacker to read arbitrary files on the device's underlying file system.
What is the cause of CVE-2021-1491?
The cause of CVE-2021-1491 is insufficient file scope limiting in the web-based management interface of the Cisco SD-WAN vManage Software.

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