CVE-2021-1371

Cisco IOS XE SD-WAN Software Console Privilege Escalation Vulnerability

Description

A vulnerability in the role-based access control of Cisco IOS XE SD-WAN Software could allow an authenticated, local attacker with read-only privileges to obtain administrative privileges by using the console port when the device is in the default SD-WAN configuration. This vulnerability occurs because the default configuration is applied for console authentication and authorization. An attacker could exploit this vulnerability by connecting to the console port and authenticating as a read-only user. A successful exploit could allow a user with read-only permissions to access administrative privileges.

Category

6.6
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.03%
Vendor Advisory cisco.com
Affected: Cisco Cisco IOS XE Software
Published at:
Updated at:

References

Link Tags
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdwan-esc-rSNVvTf9 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-1371?
CVE-2021-1371 has been scored as a medium severity vulnerability.
How to fix CVE-2021-1371?
To fix CVE-2021-1371, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-1371 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-1371 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-1371?
CVE-2021-1371 affects Cisco Cisco IOS XE Software.
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