Command Injection in Cisco 2600 Series Multiservice Platforms and Cisco IOS XE - CVE-2021-1384

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Main Vulnerability Database Vulnerabilities #VU51786

Command Injection in Cisco 2600 Series Multiservice Platforms and Cisco IOS XE - CVE-2021-1384

Published: March 30, 2021


Vulnerability identifier: #VU51786
CSH Severity: Low
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-1384
CWE-ID: CWE-77
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote user to execute arbitrary commands on the target system.

The vulnerability exists due to improper input validation in Cisco IOx application hosting environment. A remote administrator can use a specially crafted application .tar file and execute arbitrary commands on the target system.


Affected software

Cisco 2600 Series Multiservice Platforms
Cisco IOS XE

How to mitigate CVE-2021-1384

Install updates from vendor's website.

Cisco IOS XE - addressed in versions 16.6.8.25, 16.6.9, 16.9.6.126, 16.9.7, 16.12.5.15, 17.3.2.8, 17.3.3, 17.4.1.48, 17.5.0.152

External References

Related Security Bulletins