CVE-2020-16875
highpriority · attend · 62EPSS 0.465 · 99 %ileexploit · weaponizedEURUUSEPSS · scored 2026-10-27
<p>A remote code execution vulnerability exists in Microsoft Exchange server due to improper validation of cmdlet arguments.</p> <p>An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the System user. Exploitation of the vulnerability requires an authenticated user in a certain Exchange role to be compromised.</p> <p>The security update addresses the vulnerability by correcting how Microsoft Exchange handles cmdlet arguments.</p>
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
weaknesses
The CWE weakness classes this flaw belongs to.
exploits (1)
Public proof-of-concept and weaponised exploit code.
affected products (10)
Products and version ranges known to be affected.
also known as (4)
Other names and identifiers for this entity.
sources
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references (12)
External citations — patches, advisories, analysis.
- https://cxsecurity.com/issue/WLB-2020090079cnnvd
- https://media.cert.europa.eu/static/SecurityAdvisories/2020/CERT-EU-SA2020-044.pdfcnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2020-16875cnnvd
- https://packetstormsecurity.com/files/159210/Microsoft-Exchange-Server-DlpUtils-AddTenantDlpPolicy-Remote-Code-Execution.htmlcnnvd
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16875cnnvd
- https://portal.msrc.microsoft.com/en-us/security-guidancePatchcnnvd
- https://portal.msrc.microsoft.com/zh-CN/security-guidance/advisory/CVE-2020-16875cnnvd
- https://vigilance.fr/vulnerability/Microsoft-Exchange-Server-code-execution-33274cnnvd
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