What is CVE-2022-20693?

CVE-2022-20693 is a medium-severity vulnerability in Cisco iOS Xe Software, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 4.7/10. Published 2022-04-15.

How severe is CVE-2022-20693?

Medium severity. CVSS v3 base score is 4.7 out of 10.

RCE in Cisco iOS Xe Software

CVE-2022-20693

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.

EPSS: 0.015 (72.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L.

Affected products

Cisco Ios Xe Software — versions n/a
Cisco Ios_xe — versions 3.15.1xbs, 3.15.2xbs, 16.12.1

Weakness classification (CWE)

References

psirt@cisco.com (x_refsource_CISCO, vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2022-20693?: CVE-2022-20693 is a medium-severity vulnerability in Cisco iOS Xe Software, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 4.7/10. Published 2022-04-15.
How severe is CVE-2022-20693?: Medium severity. CVSS v3 base score is 4.7 out of 10.