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.
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.035 (89.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 89th percentile — 89.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.035 · newest: 0.035 · change: 0.000
Affected products
- Microsoft Dynamics 365 — versions 9.0
- Microsoft Dynamics 365 (On-Premises) Version 9.0 — versions 9.0.0
References
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1229 (Patch, 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.