Jamie Cameron Webmin 1.2.20 PAM Authentication improper authentication

CVSS Meta Temp Score
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CTI Interest Score
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5.9$0-$5k0.00

A vulnerability classified as problematic has been found in Jamie Cameron Webmin 1.2.20 (Software Management Software). This affects an unknown code block of the component PAM Authentication Handler. The manipulation with an unknown input leads to a improper authentication vulnerability. CWE is classifying the issue as CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. This is going to have an impact on confidentiality, and integrity. The summary by CVE is:

miniserv.pl in Webmin before 1.230 and Usermin before 1.160, when "full PAM conversations" is enabled, allows remote attackers to bypass authentication by spoofing session IDs via certain metacharacters (line feed or carriage return).

The bug was discovered 09/04/2005. The weakness was published 09/20/2005 by Keigo Yamazaki with Little eArth Corporation (Website). It is possible to read the advisory at gentoo.org. This vulnerability is uniquely identified as CVE-2005-3042 since 09/22/2005. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 16 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 19816 (GLSA-200509-17 : Webmin, Usermin: Remote code execution through PAM authentication), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo 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 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at webmin.com. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published 4 days after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (19816), SecurityFocus (BID 14889†), OSVDB (19575†), Secunia (SA16858†) and Vulnerability Center (SBV-9355†). Similar entries are available at VDB-696, VDB-1756, VDB-2338 and VDB-2350. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 5.9

VulDB Base Score: 6.5
VulDB Temp Score: 5.9
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
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 19816
Nessus Name: GLSA-200509-17 : Webmin, Usermin: Remote code execution through PAM authentication
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 55435
OpenVAS Name: Gentoo Security Advisory GLSA 200509-17 (Webmin Usermin)
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: 🔍

Patch: webmin.com

Timelineinfo

09/04/2005 🔍
09/20/2005 +16 days 🔍
09/20/2005 +0 days 🔍
09/20/2005 +0 days 🔍
09/20/2005 +0 days 🔍
09/22/2005 +1 days 🔍
09/22/2005 +0 days 🔍
09/24/2005 +2 days 🔍
10/05/2005 +11 days 🔍
07/11/2024 +6854 days 🔍

Sourcesinfo

Advisory: gentoo.org
Researcher: Keigo Yamazaki
Organization: Little eArth Corporation
Status: Not defined
Confirmation: 🔍

CVE: CVE-2005-3042 (🔍)
GCVE (CVE): GCVE-0-2005-3042
GCVE (VulDB): GCVE-100-1755
SecurityFocus: 14889 - Webmin / Usermin Remote PAM Authentication Bypass Vulnerability
Secunia: 16858 - Webmin / Usermin PAM Authentication Bypass Vulnerability, Moderately Critical
OSVDB: 19575 - Webmin/Usermin miniserv.pl Metacharacter PAM Authentication Bypass
Vulnerability Center: 9355
Vupen: ADV-2005-1791

See also: 🔍

Entryinfo

Created: 09/20/2005 05:42 PM
Updated: 07/11/2024 11:16 PM
Changes: 09/20/2005 05:42 PM (89), 07/04/2019 02:20 PM (3), 07/11/2024 11:16 PM (16)
Complete: 🔍
Cache ID: 18:897:40

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