CVE-2019-12840 : In Webmin through 1.910, any user authorized to the "Package Updates" module can

In Webmin through 1.910, any user authorized to the "Package Updates" module can execute arbitrary commands with root privileges via the data parameter to update.cgi.

Published 2019-06-15 20:29:00

Updated 2020-08-24 17:37:01

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2019-12840

Webmin » Webmin
Versions up to, including, (<=) 1.910
cpe:2.3:a:webmin:webmin:*:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2019-12840

EPSS FAQ

23.53%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 97 %

Percentile, the proportion of vulnerabilities that are scored at or less

Metasploit modules for CVE-2019-12840

Webmin Package Updates Remote Command Execution

Disclosure Date: 2019-05-16

First seen: 2020-04-26

exploit/linux/http/webmin_packageup_rce

This module exploits an arbitrary command execution vulnerability in Webmin 1.910 and lower versions. Any user authorized to the "Package Updates" module can execute arbitrary commands with root privileges.

More information

CVSS scores for CVE-2019-12840

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
9.0	HIGH	AV:N/AC:L/Au:S/C:C/I:C/A:C	8.0	10.0	NIST
Access Vector: Network Access Complexity: Low Authentication: Single Confidentiality Impact: Complete Integrity Impact: Complete Availability Impact: Complete
8.8	HIGH	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	2.8	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2019-12840

CWE-78 Improper 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.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2019-12840

https://www.exploit-db.com/exploits/46984

Webmin 1.910 - 'Package Updates' Remote Command Execution (Metasploit)
Exploit;Third Party Advisory;VDB Entry
http://www.securityfocus.com/bid/108790

Webmin CVE-2019-12840 Arbitrary Command Injection Vulnerability
https://pentest.com.tr/exploits/Webmin-1910-Package-Updates-Remote-Command-Execution.html

Pentest Blog - Self-Improvement to Ethical Hacking
Exploit;Third Party Advisory
http://packetstormsecurity.com/files/153372/Webmin-1.910-Remote-Command-Execution.html

Webmin 1.910 Remote Command Execution ≈ Packet Storm

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