SSRF in Microsoft Exchange Server
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.
Vulnerability class: SSRF (Server-Side Request Forgery)
EPSS: 0.113 (95.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.6 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N.
Affected products
- Microsoft Exchange_server — versions 2010
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (Exploit, VDB Entry, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (mailing-list, Exploit, x_refsource_FULLDISC, Mailing List, Third Party Advisory)
- cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- cve@mitre.org (mailing-list, Exploit, x_refsource_BUGTRAQ, Mailing List, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2018-16793?
- CVE-2018-16793 is a high-severity vulnerability in Microsoft Exchange Server, classified under Server-Side Request Forgery (SSRF). CVSS score: 8.6/10. Published 2018-09-21.
- How severe is CVE-2018-16793?
- High severity. CVSS v3 base score is 8.6 out of 10.