CVE-2018-16793

Name: CVE-2018-16793
Creator: NVD / NIST
Published: 2018-09-21T16:29:01.483+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 11.33%

Last modified Jun 17, 2026

CVE-2018-16793 is a vulnerability of currently unknown severity. Rollup 18 for Microsoft Exchange Server 2010 SP3 and previous versions has an SSRF vulnerability via the username parameter in /owa/auth/logon.aspx in the OWA (Outlook Web Access) login page.. EPSS estimates a 11.33% chance of exploitation in the next 30 days.

Description

Rollup 18 for Microsoft Exchange Server 2010 SP3 and previous versions has an SSRF vulnerability via the username parameter in /owa/auth/logon.aspx in the OWA (Outlook Web Access) login page.

Metrics

EPSS Probability

11.33%

95.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-918

Affected Software

Vendor	Product	Versions	Update
Microsoft	Exchange Server	2010	Sp3 Rollup1

References

http://packetstormsecurity.com/files/149411/Rollup-18-For-Microsoft-Exchange-Server-2010-SP3-Server-Side-Request-Forgery.htmlExploit, Third Party Advisory, VDB Entry
http://seclists.org/fulldisclosure/2018/Sep/20Exploit, Mailing List, Third Party Advisory
http://www.securityfocus.com/bid/105386Third Party Advisory, VDB Entry
https://seclists.org/bugtraq/2018/Sep/38Exploit, Issue Tracking, Mailing List, Third Party Advisory
http://packetstormsecurity.com/files/149411/Rollup-18-For-Microsoft-Exchange-Server-2010-SP3-Server-Side-Request-Forgery.htmlExploit, Third Party Advisory, VDB Entry
http://seclists.org/fulldisclosure/2018/Sep/20Exploit, Mailing List, Third Party Advisory
http://www.securityfocus.com/bid/105386Third Party Advisory, VDB Entry
https://seclists.org/bugtraq/2018/Sep/38Exploit, Issue Tracking, Mailing List, Third Party Advisory

Timeline

Published: Sep 21, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-16793?

Rollup 18 for Microsoft Exchange Server 2010 SP3 and previous versions has an SSRF vulnerability via the username parameter in /owa/auth/logon.aspx in the OWA (Outlook Web Access) login page.

How severe is CVE-2018-16793?

Severity scoring for CVE-2018-16793 is pending analysis. The EPSS model estimates a 11.33% probability of exploitation in the next 30 days.

How do I fix CVE-2018-16793?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-16793?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST