SB2019021325 - Multiple vulnerabilities in Microsoft Dynamics 365 Server

Description

This security bulletin contains information about 2 vulnerabilities.

1) Improper access control (CVE-ID: CVE-2019-0745)

CWE-ID: CWE-284 - Improper Access Control

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote attacker to escalate privileges within the application.

The vulnerability exists due to improper access restrictions when processing HTTP request. A remote authenticated attacker can impersonate another application user and gain elevated privileges within the Microsoft Dynamics 365 Server.

2) Improper access control (CVE-ID: CVE-2018-8654)

CWE-ID: CWE-284 - Improper Access Control

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote attacker to escalate privileges within the application.

The vulnerability exists due to improper access restrictions when processing HTTP request. A remote authenticated attacker can impersonate another application user and gain elevated privileges within the Microsoft Dynamics 365 Server.

Remediation

Install update from vendor's website.

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0745
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8654