Improper input validation in Microsoft Exchange_server

CVE-2017-11932

Microsoft Exchange Server 2016 CU5 and Microsoft Exchange Server 2016 CU5 allow a spoofing vulnerability due to the way Outlook Web Access (OWA) validates web requests, aka "Microsoft Exchange Spoofing Vulnerability".

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.148 (94.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2017-11932?
CVE-2017-11932 is a high-severity vulnerability in Microsoft Exchange_server, classified under Improper Input Validation. CVSS score: 8.1/10. Published 2017-12-12.
How severe is CVE-2017-11932?
High severity. CVSS v3 base score is 8.1 out of 10.
Is CVE-2017-11932 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.