What is CVE-2019-1233?

CVE-2019-1233 is a high-severity vulnerability in Microsoft Exchange_server. CVSS score: 7.5/10. Published 2019-09-11.

How severe is CVE-2019-1233?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Microsoft Exchange_server

CVE-2019-1233

A denial of service vulnerability exists in Microsoft Exchange Server software when the software fails to properly handle objects in memory, aka 'Microsoft Exchange Denial of Service Vulnerability'.

EPSS: 0.062 (92.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Microsoft Exchange_server — versions 2016, 2019
Microsoft Exchange Server 2016 — versions Cumulative Update 12, Cumulative Update 13
Microsoft Exchange Server 2019 — versions Cumulative Update 1, Cumulative Update 2

References

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

Frequently asked questions

What is CVE-2019-1233?: CVE-2019-1233 is a high-severity vulnerability in Microsoft Exchange_server. CVSS score: 7.5/10. Published 2019-09-11.
How severe is CVE-2019-1233?: High severity. CVSS v3 base score is 7.5 out of 10.