Command Injection Vulnerability in OpenEMR Patient Portal by OpenEMR
CVE-2020-36243

8.8HIGH

Key Information:

Vendor

Open-emr

Status
Openemr
Vendor
CVE Published:
7 February 2021

What is CVE-2020-36243?

The Patient Portal of OpenEMR version 5.0.2.1 is susceptible to a command injection vulnerability located in the /interface/main/backup.php file. An authenticated attacker can exploit this flaw by sending specially crafted POST requests that leverage shell metacharacters, allowing the execution of arbitrary operating system commands. This vulnerability poses a serious risk as it can lead to unauthorized access and manipulation of sensitive health records, necessitating immediate attention and patch application.

References

https://www.open-emr.org/wiki/index.php/OpenEMR_Patches
x_refsource_MISC
https://blog.sonarsource.com/openemr-5-0-2-1-command-inje...
x_refsource_MISC
https://community.sonarsource.com/t/openemr-5-0-2-1-comma...
x_refsource_MISC

EPSS Score

88% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.