What is CVE-2020-3246?

CVE-2020-3246 is a medium-severity vulnerability in Cisco Umbrella, classified under CRLF Injection. CVSS score: 4.3/10. Published 2020-05-06.

How severe is CVE-2020-3246?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in Cisco Umbrella

CVE-2020-3246

A vulnerability in the web server of Cisco Umbrella could allow an unauthenticated, remote attacker to perform a carriage return line feed (CRLF) injection attack against a user of an affected service. The vulnerability is due to insuffici…

Vulnerability class: CRLF Injection

EPSS: 0.009 (55.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.

Affected products

Cisco Umbrella — versions n/a
Cisco Umbrella

Weakness classification (CWE)

CWE-93 — CRLF Injection
CWE-74 — Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection)

References

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

Frequently asked questions

What is CVE-2020-3246?: CVE-2020-3246 is a medium-severity vulnerability in Cisco Umbrella, classified under CRLF Injection. CVSS score: 4.3/10. Published 2020-05-06.
How severe is CVE-2020-3246?: Medium severity. CVSS v3 base score is 4.3 out of 10.