CVE-2019-15107: Webmin Command Injection Vulnerability

Vulnerability summary

CVE-2019-15107 is a high (CVSS 10.0) OS Command Injection vulnerability in Webmin. It is known to be exploited: CISA lists it, first on 25-03-2022. It has been used in ransomware campaigns. EPSS estimates a 99.71% chance of exploitation in the next 30 days, higher than 99.9% of scored vulnerabilities. 7 public exploits are recorded.

Timeline

1. 16-08-2019
   PublishedVulnerability first disclosed.
2. 25-03-2022
   Added to CISA KEVWebmin Command Injection Vulnerability
3. 15-04-2022
   CISA remediation dueApply updates per vendor instructions.
4. 06-08-2026
   Last modifiedVulnerability information updated.

Description

An issue was discovered in Webmin <=1.920. The parameter old in password_change.cgi contains a command injection vulnerability.

• CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.