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CVE-2017-8621 Details

Description

Microsoft Exchange Server 2010 SP3, Exchange Server 2013 SP3, Exchange Server 2013 CU16, and Exchange Server 2016 CU5 allows an open redirect vulnerability that could lead to spoofing, aka "Microsoft Exchange Open Redirect Vulnerability".

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:6.1 MEDIUMVector:CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://portal.msrc.microsoft.com/en-us/security-guidance/advisory/CVE-2017-8621	CVE	PatchVendor Advisory
http://www.securityfocus.com/bid/99533	CVE	Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1038852	CVE	Third Party AdvisoryVDB Entry
https://portal.msrc.microsoft.com/en-us/security-guidance/advisory/CVE-2017-8621	[email protected]	PatchVendor Advisory
http://www.securityfocus.com/bid/99533	[email protected]	Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1038852	[email protected]	Third Party AdvisoryVDB Entry

see all 6 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-601	URL Redirection to Untrusted Site ('Open Redirect')	[email protected]

Affected Products

Product	Versions
microsoft exchange server	2010 sp3 2013 cumulative_update_16 2013 sp1 2016 cumulative_update_5
CPE cpe:2.3:a:microsoft:exchange_server:2010:sp3:::::: cpe:2.3:a:microsoft:exchange_server:2013:cumulative_update_16:::::: cpe:2.3:a:microsoft:exchange_server:2013:sp1:::::: cpe:2.3:a:microsoft:exchange_server:2016:cumulative_update_5:::::: Remediation No remediation found in references.

Change History

6 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
May 13, 2026	CVE Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Jul 17, 2017	Initial Analysis	[email protected]
Jul 13, 2017	CVE Modified	[email protected]