What is CVE-2022-20738?

CVE-2022-20738 is a medium-severity vulnerability in Cisco Umbrella Insights Virtual Appliance, classified under Protection Mechanism Failure. CVSS score: 5.8/10. Published 2022-02-10.

How severe is CVE-2022-20738?

Medium severity. CVSS v3 base score is 5.8 out of 10.

Vulnerability in Cisco Umbrella Insights Virtual Appliance

CVE-2022-20738

A vulnerability in the Cisco Umbrella Secure Web Gateway service could allow an unauthenticated, remote attacker to bypass the file inspection feature. This vulnerability is due to insufficient restrictions in the file inspection feature. An attacker could exploit this vulnerability by downloading a crafted payload through specific methods. A successful exploit could allow the attacker to bypass file inspection protections and download a malicious payload.

EPSS: 0.011 (63.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N.

Affected products

Cisco Umbrella Insights Virtual Appliance — versions n/a
Cisco Umbrella_secure_web_gateway

Weakness classification (CWE)

CWE-693 — Protection Mechanism Failure

References

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

Frequently asked questions

What is CVE-2022-20738?: CVE-2022-20738 is a medium-severity vulnerability in Cisco Umbrella Insights Virtual Appliance, classified under Protection Mechanism Failure. CVSS score: 5.8/10. Published 2022-02-10.
How severe is CVE-2022-20738?: Medium severity. CVSS v3 base score is 5.8 out of 10.