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

References

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.