Vulnerability in Microsoft Dynamics 365
CVE-2019-1229
An elevation of privilege vulnerability exists in Dynamics On-Premise v9. An attacker who successfully exploited the vulnerability could leverage a customizer privilege within Dynamics to gain control of the Web Role hosting the Dynamics installation. To exploit this vulnerability, an attacker needs to have credentials for a user that has permission to author customized business rules in Dynamics, and persist XAML script in a way that causes it to be interpreted as code. The update addresses the vulnerability by restricting XAML activities to a whitelisted set.
EPSS: 0.035 (88.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Microsoft Dynamics_365 — versions 9.0
- Microsoft Dynamics 365 (On-premises) Version 9.0 — versions 9.0.0
References
- secure@microsoft.com (Patch, x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2019-1229?
- CVE-2019-1229 is a high-severity vulnerability in Microsoft Dynamics 365. CVSS score: 8.8/10. Published 2019-08-14.
- How severe is CVE-2019-1229?
- High severity. CVSS v3 base score is 8.8 out of 10.