CVE-2020-16863

Description

A denial of service vulnerability exists in Windows Remote Desktop Service 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 Remote Desktop Service on the target system to stop responding. To exploit this vulnerability, an attacker would need to run a specially crafted application against a server which provides Remote Desktop Service. The update addresses the vulnerability by correcting how Remote Desktop Service handles connection requests.

Risk Information

Base Score
7.5
MODERATE
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C
EPSS Score
Exploitation Probability
16.623

Associated Vulnerability

VulnerabilityOS Platform
Windows Backup Service Elevation of Privilege Vulnerability for Windows Server 2008 R2 for x64-based Systems (KB4580387) (ESU)Windows
Windows Backup Service Elevation of Privilege Vulnerability for Windows 7 for x64-based Systems (KB4580387) (ESU)Windows
Windows Backup Service Elevation of Privilege Vulnerability for Windows 7 for x86-based Systems (KB4580387) (ESU)Windows
Windows Backup Service Elevation of Privilege Vulnerability for Windows Server 2008 R2 for x64-based Systems (KB4580345) (ESU)Windows
Windows Backup Service Elevation of Privilege Vulnerability for Windows 7 for x86-based Systems (KB4580345) (ESU)Windows
Windows Backup Service Elevation of Privilege Vulnerability for Windows 7 for x64-based Systems (KB4580345) (ESU)Windows

Patch Details

Click to see the patches provided by ManageEngine for this CVE
Patch IDPatch Description
PATCH-299752020-10 Security Only Quality Update for Windows Server 2008 R2 for x64-based Systems (KB4580387) (ESU)
PATCH-299762020-10 Security Only Quality Update for Windows 7 for x64-based Systems (KB4580387) (ESU)
PATCH-299772020-10 Security Only Quality Update for Windows 7 for x86-based Systems (KB4580387) (ESU)
PATCH-299802020-10 Security Monthly Quality Rollup for Windows Server 2008 R2 for x64-based Systems (KB4580345) (ESU)
PATCH-299812020-10 Security Monthly Quality Rollup for Windows 7 for x86-based Systems (KB4580345) (ESU)
PATCH-299822020-10 Security Monthly Quality Rollup for Windows 7 for x64-based Systems (KB4580345) (ESU)

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234