Jamie Cameron Webmin up to 1.590 file/edit_html.cgi file improper authentication

CVSS Meta Temp Score
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CTI Interest Score
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6.2$0-$5k0.00

A vulnerability classified as critical was found in Jamie Cameron Webmin (Software Management Software). Affected by this vulnerability is an unknown part of the file file/edit_html.cgi. The manipulation of the argument file with an unknown input leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect confidentiality. The summary by CVE is:

file/edit_html.cgi in Webmin 1.590 and earlier does not perform an authorization check before showing a file s unedited contents, which allows remote attackers to read arbitrary files via the file field.

The weakness was released 09/06/2012 by jcameron with American Information Security Group as 4cd7bad70e23e4e19be8ccf7b9f245445b2b3b80 as confirmed patch (GitHub). The advisory is shared at github.com. The public release was coordinated with Jamie Cameron. This vulnerability is known as CVE-2012-2983 since 05/30/2012. The attack can be launched remotely. A single authentication is necessary for exploitation. Technical details and also a public exploit are known.

It is possible to download the exploit at securityfocus.com. It is declared as highly functional. The vulnerability scanner Nessus provides a plugin with the ID 73066 (Mandriva Linux Security Advisory : webmin (MDVSA-2014:062)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Mandriva Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 120731 (Solaris Webmin Multiple Vulnerabilities).

Applying the patch 4cd7bad70e23e4e19be8ccf7b9f245445b2b3b80 is able to eliminate this problem. The bugfix is ready for download at github.com. A possible mitigation has been published before and not just after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 26797.

The vulnerability is also documented in the databases at X-Force (78320) and Tenable (73066). Additional details are provided at kb.cert.org. Entries connected to this vulnerability are available at 6118, 6119, 6122 and 62241.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 73066
Nessus Name: Mandriva Linux Security Advisory : webmin (MDVSA-2014:062)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

MetaSploit ID: edit_html_fileaccess.rb
MetaSploit Name: Webmin edit_html.cgi file Parameter Traversal Arbitrary File Access
MetaSploit File: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: 4cd7bad70e23e4e19be8ccf7b9f245445b2b3b80
TippingPoint: 🔍

Timelineinfo

05/30/2012 🔍
07/10/2012 +41 days 🔍
09/06/2012 +58 days 🔍
09/06/2012 +0 days 🔍
09/06/2012 +0 days 🔍
09/07/2012 +1 days 🔍
09/07/2012 +0 days 🔍
09/08/2012 +1 days 🔍
09/10/2012 +2 days 🔍
09/11/2012 +1 days 🔍
12/23/2012 +103 days 🔍
04/12/2021 +3032 days 🔍

Sourcesinfo

Advisory: 4cd7bad70e23e4e19be8ccf7b9f245445b2b3b80
Researcher: jcameron
Organization: American Information Security Group
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2012-2983 (🔍)
X-Force: 78320
SecurityTracker: 1027507 - Webmin Flaws Let Remote Authenticated Users Execute Arbitrary Code and View Arbitrary Files
Vulnerability Center: 37753 - Webmin <=1.590 'file/edit_html.cgi\x27 Improper Authorization Check Allows Remote File Access, Medium
SecurityFocus: 55446 - Webmin Multiple Input Validation Vulnerabilities
Secunia: 50512 - Webmin Multiple Vulnerabilities, Moderately Critical
OSVDB: 85247

scip Labs: https://www.scip.ch/en/?labs.20161013
Misc.: 🔍
See also: 🔍

Entryinfo

Created: 09/10/2012 17:25
Updated: 04/12/2021 08:46
Changes: 09/10/2012 17:25 (83), 08/25/2017 09:22 (13), 04/12/2021 08:46 (3)
Complete: 🔍

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