XSS in Microsoft Exchange_server
CVE-2020-0903
A cross-site-scripting (XSS) vulnerability exists when Microsoft Exchange Server does not properly sanitize a specially crafted web request to an affected Exchange server, aka 'Microsoft Exchange Server Spoofing Vulnerability'.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.016 (73.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
Affected products
- Microsoft Exchange_server — versions 2016, 2019
- Microsoft Exchange Server 2016 Cumulative Update 14 — versions unspecified
- Microsoft Exchange Server 2016 Cumulative Update 15 — versions unspecified
- Microsoft Exchange Server 2019 Cumulative Update 3 — versions unspecified
- Microsoft Exchange Server 2019 Cumulative Update 4 — versions unspecified
Weakness classification (CWE)
References
- secure@microsoft.com (Patch, x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-0903?
- CVE-2020-0903 is a medium-severity vulnerability in Microsoft Exchange_server, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2020-03-12.
- How severe is CVE-2020-0903?
- Medium severity. CVSS v3 base score is 5.4 out of 10.