CVE-2020-16927
highpriority · track · 33EPSS 0.059 · 93 %ileEURUUSEPSS · scored 2026-10-27
<p>A denial of service vulnerability exists in Remote Desktop Protocol (RDP) when an attacker connects to the target system using RDP and sends specially crafted requests. An attacker who successfully exploited this vulnerability could cause the RDP service on the target system to stop responding.</p> <p>To exploit this vulnerability, an attacker would need to run a specially crafted application against a server which provides Remote Desktop Protocol (RDP) services.</p> <p>The update addresses the vulnerability by correcting how RDP handles connection requests.</p>
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.6–7.8
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (56)
Products and version ranges known to be affected.
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (8)
External citations — patches, advisories, analysis.
- http://www.nsfocus.net/vulndb/50002cnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2020-16927cnnvd
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16927cnnvd
- https://portal.msrc.microsoft.com/en-us/security-guidancePatchcnnvd
- https://portal.msrc.microsoft.com/zh-CN/security-guidance/advisory/CVE-2020-16927cnnvd
- https://vigilance.fr/vulnerability/Microsoft-Windows-vulnerabilities-of-October-2020-33562cnnvd
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16927enisa_euvd
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16927PatchVendor Advisorynvd
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