What is CVE-2018-8448?

CVE-2018-8448 is a medium-severity vulnerability in Microsoft Exchange_server, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2018-10-10.

How severe is CVE-2018-8448?

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

XSS in Microsoft Exchange_server

CVE-2018-8448

An elevation of privilege vulnerability exists when Microsoft Exchange Outlook Web Access (OWA) fails to properly handle web requests, aka "Microsoft Exchange Server Elevation of Privilege Vulnerability." This affects Microsoft Exchange Se…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.032 (86.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N.

Affected products

Microsoft Exchange_server — versions 2013, 2016
Microsoft Exchange Server — versions 2013 Cumulative Update 21, 2016 Cumulative Update 10

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

secure@microsoft.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
secure@microsoft.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
secure@microsoft.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)

Frequently asked questions

What is CVE-2018-8448?: CVE-2018-8448 is a medium-severity vulnerability in Microsoft Exchange_server, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2018-10-10.
How severe is CVE-2018-8448?: Medium severity. CVSS v3 base score is 5.4 out of 10.