What is CVE-2020-14066?

CVE-2020-14066 is a high-severity vulnerability in Icewarp Mail_server, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.8/10. Published 2020-07-15.

How severe is CVE-2020-14066?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2020-14066 known to be exploited?

10 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Arbitrary file upload in Icewarp Mail_server

CVE-2020-14066

IceWarp Email Server 12.3.0.1 allows remote attackers to upload JavaScript files that are dangerous for clients to access.

Vulnerability class: Unrestricted File Upload

EPSS: 0.018 (75.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Icewarp Mail_server — versions 12.3.0.1
N/a — versions n/a

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

Public proof-of-concept exploits

References

cve@mitre.org (Product, x_refsource_MISC, Vendor Advisory)
cve@mitre.org (Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2020-14066?: CVE-2020-14066 is a high-severity vulnerability in Icewarp Mail_server, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.8/10. Published 2020-07-15.
How severe is CVE-2020-14066?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2020-14066 known to be exploited?: 10 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.