VDB-108290 · CVE-2017-15646 · Qualys 87362

Webmin up to 1.859 File Manager name cross site scripting

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.1	$0-$5k	0.00

A vulnerability, which was classified as problematic, has been found in Webmin up to 1.859 (Software Management Software). Affected by this issue is an unknown function of the component File Manager. The manipulation of the argument name as part of a Request leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. CVE summarizes:

Webmin before 1.860 has XSS with resultant remote code execution. Under the 'Others/File Manager' menu, there is a 'Download from remote URL' option to download a file from a remote server. After setting up a malicious server, one can wait for a file download request and then send an XSS payload that will lead to Remote Code Execution, as demonstrated by an OS command in the value attribute of a name='cmd' input element.

The bug was discovered 10/16/2017. The weakness was published 10/19/2017 (Website). The advisory is available at webmin.com. This vulnerability is handled as CVE-2017-15646 since 10/19/2017. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 108561 (Webmin < 1.860 Cross Site Scripting Vulnerability), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses : XSS and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 87362 (Webmin XSS Vulnerability Leads to Remote Code Execution).

Upgrading to version 1.860 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (108561). Similar entries are available at 108288 and 108289.

Productinfo

Type

Software Management Software

Name

Webmin

Version

1.859

License

open-source

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 5.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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unlock	unlock	unlock	unlock	unlock	unlock
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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-74 / CWE-707
ATT&CK: T1059.007

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Nessus ID: 108561
Nessus Name: Webmin < 1.860 Cross Site Scripting Vulnerability
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 100891
OpenVAS Name: Webmin Multiple Vulnerabilities (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Webmin 1.860
Patch: github.com

Timelineinfo

10/10/2017 🔍
10/16/2017 +6 days 🔍
10/19/2017 +3 days 🔍
10/19/2017 +0 days 🔍
10/19/2017 +0 days 🔍
10/20/2017 +1 days 🔍
03/22/2018 +153 days 🔍
01/04/2023 +1749 days 🔍

Sourcesinfo

Advisory: 0c58892732ee7610a7abba5507614366d382c9c9
Status: Not defined

CVE: CVE-2017-15646 (🔍)
See also: 🔍

Entryinfo

Created: 10/20/2017 09:07
Updated: 01/04/2023 09:43
Changes: 10/20/2017 09:07 (70), 11/27/2019 08:24 (6), 01/04/2023 09:43 (5)
Complete: 🔍