CVE-2020-3214: Cisco IOS XE Software Privilege Escalation Vulnerability

Severity: medium (CVSS 6.7 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-06-03 · updated 2026-06-17
Weakness: CWE-264

Description

A vulnerability in Cisco IOS XE Software could allow an authenticated, local attacker to escalate their privileges to a user with root-level privileges. The vulnerability is due to insufficient validation of user-supplied content. This vulnerability could allow an attacker to load malicious software onto an affected device.

Affected products

Cisco IOS XE: 16.11.1, 16.11.1a, 16.11.1b, 16.11.1c, 16.11.1s, 16.11.2 (+7)

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-priv-esc2-A6jVRu7C
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-priv-esc2-A6jVRu7C

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