Buffer overflow in Microsoft Exchange_server

CVE-2017-11940

The Microsoft Malware Protection Engine running on Microsoft Forefront and Microsoft Defender on Windows 7 SP1, Windows 8.1, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, 1709 and Windows Server 2016, Windows Server, version 1709…

Vulnerability class: Buffer Overflow

EPSS: 0.324 (96.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2017-11940?
CVE-2017-11940 is a high-severity vulnerability in Microsoft Exchange_server, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2017-12-08.
How severe is CVE-2017-11940?
High severity. CVSS v3 base score is 7.8 out of 10.