Remote code execution in Microsoft Dynamics 365 (on-premises)
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2021-42316 |
| CWE-ID | CWE-94 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Microsoft Dynamics 365 Web applications / CRM systems |
| Vendor | Microsoft |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
1) Code Injection
EUVDB-ID: #VU58053
Risk: Medium
CVSSv3.1: 7.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-42316
CWE-ID:
CWE-94 - Improper Control of Generation of Code ('Code Injection')
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper input validation in Microsoft Dynamics 365 (on-premises). A remote authenticated attacker can send a specially crafted request and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsMicrosoft Dynamics 365: 9.0 - 9.1
External linkshttp://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-42316
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
