Webmin 1.1.60/1.2.40 Login Form miniserv.pl Username memory allocation

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Webmin 1.1.60/1.2.40. Impacted is an unknown function of the file miniserv.pl of the component Login Form. The manipulation of the argument Username results in memory allocation. This vulnerability is identified as CVE-2005-3912. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Webmin 1.1.60/1.2.40 (Software Management Software). It has been classified as critical. Affected is an unknown code block of the file miniserv.pl of the component Login Form. The manipulation of the argument username with an unknown input leads to a memory allocation vulnerability. CWE is classifying the issue as CWE-789. The product allocates memory based on an untrusted, large size value, but it does not ensure that the size is within expected limits, allowing arbitrary amounts of memory to be allocated. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Format string vulnerability in miniserv.pl Perl web server in Webmin before 1.250 and Usermin before 1.180, with syslog logging enabled, allows remote attackers to cause a denial of service (crash or memory consumption) and possibly execute arbitrary code via format string specifiers in the username parameter to the login form, which is ultimately used in a syslog call. NOTE: the code execution might be associated with an issue in Perl.

The bug was discovered 11/29/2005. The weakness was released 11/30/2005 by Steven M. Christey as not defined posting (Bugtraq). The advisory is available at securityfocus.com. This vulnerability is traded as CVE-2005-3912 since 11/30/2005. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 20454 (Mandrake Linux Security Advisory : webmin (MDKSA-2005:223)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Mandriva Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 11887 (Webmin prior to 1.500 Multiple Vulnerabilities).

Upgrading to version 1.250 eliminates this vulnerability. A possible mitigation has been published 2 days after the disclosure of the vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 4019.

The vulnerability is also documented in the databases at X-Force (23277), Tenable (20454), SecurityFocus (BID 15629†), OSVDB (21222†) and Secunia (SA17817†). Entries connected to this vulnerability are available at VDB-696, VDB-1756, VDB-1755 and VDB-2338. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Memory allocation
CWE: CWE-789 / CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 20454
Nessus Name: Mandrake Linux Security Advisory : webmin (MDKSA-2005:223)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 57540
OpenVAS Name: Debian Security Advisory DSA 1199-1 (webmin)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Webmin 1.250
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

PaloAlto IPS: 🔍

Timelineinfo

11/29/2005 🔍
11/29/2005 +0 days 🔍
11/29/2005 +0 days 🔍
11/30/2005 +1 days 🔍
11/30/2005 +0 days 🔍
11/30/2005 +0 days 🔍
11/30/2005 +0 days 🔍
12/02/2005 +2 days 🔍
12/11/2005 +9 days 🔍
01/15/2006 +35 days 🔍
03/11/2015 +3342 days 🔍
06/12/2019 +1554 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: Steven M. Christey
Status: Not defined
Confirmation: 🔍

CVE: CVE-2005-3912 (🔍)
GCVE (CVE): GCVE-0-2005-3912
GCVE (VulDB): GCVE-100-27186
X-Force: 23277
SecurityFocus: 15629 - Perl Perl_sv_vcatpvfn Format String Integer Wrap Vulnerability
Secunia: 17817 - Usermin "miniserv.pl" Perl Format String Vulnerability, Highly Critical
OSVDB: 21222 - CVE-2005-3912 - Webmin and Usermin - Format String Issue
Vulnerability Center: 9903 - Webmin and Usermin Possible DoS via Username Parameter to the Login Form, Critical
Vupen: ADV-2005-2660

See also: 🔍

Entryinfo

Created: 03/11/2015 23:39
Updated: 06/12/2019 12:08
Changes: 03/11/2015 23:39 (91), 06/12/2019 12:08 (4)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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