Vulnerability in Microsoft Exchange_server
CVE-2020-16969
<p>An information disclosure vulnerability exists in how Microsoft Exchange validates tokens when handling certain messages. An attacker who successfully exploited the vulnerability could use this to gain further information from a user.</…
EPSS: 0.027 (84.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L.
Affected products
- Microsoft Exchange_server — versions 2013, 2016, 2019
- Microsoft Exchange Server 2013 Cumulative Update 23 — versions 15.00.0
- Microsoft Exchange Server 2016 Cumulative Update 17 — versions 15.01.0
- Microsoft Exchange Server 2016 Cumulative Update 18 — versions 15.01.0
- Microsoft Exchange Server 2019 Cumulative Update 6 — versions 15.02.0
- Microsoft Exchange Server 2019 Cumulative Update 7 — versions 15.02.0
References
- secure@microsoft.com (Patch, x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-16969?
- CVE-2020-16969 is a high-severity vulnerability in Microsoft Exchange_server. CVSS score: 7.1/10. Published 2020-10-16.
- How severe is CVE-2020-16969?
- High severity. CVSS v3 base score is 7.1 out of 10.