What is CVE-2019-0817?

CVE-2019-0817 is a medium-severity vulnerability in Microsoft Exchange_server, classified under CWE-19. CVSS score: 5.4/10. Published 2019-04-09.

How severe is CVE-2019-0817?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Vulnerability in Microsoft Exchange_server

CVE-2019-0817

A spoofing vulnerability exists in Microsoft Exchange Server when Outlook Web Access (OWA) fails to properly handle web requests, aka 'Microsoft Exchange Spoofing Vulnerability'. This CVE ID is unique from CVE-2019-0858.

EPSS: 0.023 (81.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N.

Affected products

Microsoft Exchange_server — versions 2010, 2013, 2016
Microsoft Exchange Server — versions 2010 Service Pack 3, 2019
Microsoft Exchange Server 2013 — versions Cumulative Update 22
Microsoft Exchange Server 2016 — versions Cumulative Update 11, Cumulative Update 12
Microsoft Exchange Server 2019 — versions Cumulative Update 1

Weakness classification (CWE)

CWE-19

References

secure@microsoft.com (Patch, x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2019-0817?: CVE-2019-0817 is a medium-severity vulnerability in Microsoft Exchange_server, classified under CWE-19. CVSS score: 5.4/10. Published 2019-04-09.
How severe is CVE-2019-0817?: Medium severity. CVSS v3 base score is 5.4 out of 10.