CVE-2019-15107
KEVRansomware UseWebmin Command Injection Vulnerability
Description
An issue was discovered in Webmin. The parameter old in password_change.cgi contains a command injection vulnerability.
An issue was discovered in Webmin <=1.920. The parameter old in password_change.cgi contains a command injection vulnerability.
CVSS 3.1 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HPublishedAug 16, 2019
Last modifiedAug 6, 2026
Added to KEVMar 25, 2022
Remediation dueApr 15, 2022
References
- packetstormsecurity.com/files/154141/Webmin-1.920-Remote-Command-Execution.htmlExploitThird Party Advisory
- packetstormsecurity.com/files/154141/Webmin-Remote-Comman-Execution.htmlExploitThird Party Advisory
- packetstormsecurity.com/files/154197/Webmin-1.920-password_change.cgi-Backdoor.htmlExploitThird Party Advisory
- packetstormsecurity.com/files/154485/Webmin-1.920-Remote-Code-Execution.htmlThird Party AdvisoryVDB Entry
- pentest.com.tr/exploits/DEFCON-Webmin-1920-Unauthenticated-Remote-Command-Execution.htmlExploitThird Party Advisory
- webmin.com/security.htmlVendor Advisory
- attackerkb.com/topics/hxx3zmiCkR/webmin-password-change-cgi-command-injectionThird Party Advisory
- exploit-db.com/exploits/47230ExploitThird Party Advisory
- cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-15107US Government Resource
0 recent articles mention this CVE
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Risk assessment · Critical
Actively exploited and used by ransomware crews. Patch immediately.
- Exploitation
- Confirmed in the wild (CISA KEV)
- Federal remediation deadline
- Overdue by 1657 days
- Ransomware
- Used in known ransomware campaigns
- CVSS
- 9.8 CRITICAL
- EPSS (30-day exploit probability)
- 99.7% · top 1% of all CVEs
- Weakness
- CWE-78
- Attack vector
- Network, remotely reachable
- Preconditions
- No privileges and no user interaction
Recommended actions
- 1.Apply updates per vendor instructions.
- 2.Treat as emergency change: patch or isolate internet-facing instances first.
- 3.Review exposure: confirm which instances are reachable from the internet and restrict access until patched.
- 4.Hunt for compromise: review logs for the disclosure window, not just from the patch date.
- 5.Verify offline/immutable backups and segment the affected systems. This flaw is used for ransomware initial access.
Assessment is derived automatically from the live signals above; verify against your own asset inventory.