CVE-2022-20693: Cisco IOS XE Software Web UI API Injection Vulnerability

Severity: high (CVSS 7.2 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-04-15 · updated 2026-06-17
Weakness: CWE-74

Description

A vulnerability in the web UI feature of Cisco IOS XE Software could allow an authenticated, remote attacker to perform an injection attack against an affected device. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending crafted input to the web UI API. A successful exploit could allow the attacker to inject commands to the underlying operating system with root privileges.

Affected products

Cisco IOS XE: 3.15.1xbs, 3.15.2xbs, 16.12.1, 16.12.1a, 16.12.1c, 16.12.1s (+57)

References

https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webuiapi-inj-Nyrq92Od
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-webuiapi-inj-Nyrq92Od

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