OS Command Injection in Cisco Systems, Inc products - CVE-2021-1382

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Main Vulnerability Database Vulnerabilities #VU51719

OS Command Injection in Cisco Systems, Inc products - CVE-2021-1382

Published: March 25, 2021


Vulnerability identifier: #VU51719
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-1382
CWE-ID: CWE-78
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to improper input validation in certain CLI commands in Cisco IOS XE SD-WAN Software. A local uprivileged user can execute arbitrary OS commands on the target system with root privileges.



Affected software

Cisco IOS XE
Cisco SD-WAN
Cisco IOS XE SD-WAN

How to mitigate CVE-2021-1382

Install updates from vendor's website.

Cisco IOS XE - update to 17.2.1r

External References

Related Security Bulletins