EMC NetWorker 6.0 DNS authentication spoofing

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in EMC NetWorker 6.0. This impacts an unknown function of the component DNS Handler. The manipulation leads to authentication spoofing. This vulnerability is traded as CVE-2001-0910. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in EMC NetWorker 6.0 and classified as critical. This issue affects an unknown code of the component DNS Handler. The manipulation with an unknown input leads to a authentication spoofing vulnerability. Using CWE to declare the problem leads to CWE-290. This attack-focused weakness is caused by incorrectly implemented authentication schemes that are subject to spoofing attacks. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Legato Networker before 6.1 allows remote attackers to bypass access restrictions and gain privileges on the Networker interface by spoofing the admin server name and IP address and connecting to Networker from an IP address whose hostname can not be determined by a DNS reverse lookup.

The weakness was shared 11/21/2001 (Website). The advisory is shared at marc.info. The identification of this vulnerability is CVE-2001-0910. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 56496 (FreeBSD : nwclient -- multiple vulnerabilities (d177d9f9-e317-11d9-8088-00123f0f7307)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 68504 (Legato NetWorker Reverse DNS Authentication Vulnerability).

Upgrading to version 6.1 eliminates this vulnerability. A possible mitigation has been published 4 years after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (7601), Tenable (56496), SecurityFocus (BID 3564†) and Vulnerability Center (SBV-4625†). The entries VDB-18010 and VDB-18011 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
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: Authentication spoofing
CWE: CWE-290 / CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 56496
Nessus Name: FreeBSD : nwclient -- multiple vulnerabilities (d177d9f9-e317-11d9-8088-00123f0f7307)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 54209
OpenVAS Name: FreeBSD Ports: nwclient
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: NetWorker 6.1

Timelineinfo

11/21/2001 🔍
11/21/2001 +0 days 🔍
11/21/2001 +0 days 🔍
11/21/2001 +0 days 🔍
06/27/2004 +949 days 🔍
07/08/2005 +376 days 🔍
10/14/2011 +2289 days 🔍
07/10/2014 +1000 days 🔍
10/01/2025 +4101 days 🔍

Sourcesinfo

Vendor: dellemc.com

Advisory: marc.info
Status: Confirmed

CVE: CVE-2001-0910 (🔍)
GCVE (CVE): GCVE-0-2001-0910
GCVE (VulDB): GCVE-100-17609
X-Force: 7601
SecurityFocus: 3564 - Legato NetWorker Reverse DNS Authentication Vulnerability
Vulnerability Center: 4625 - Legato Networker < 6.1 May Allow Gaining Unauthorized Access, Medium

See also: 🔍

Entryinfo

Created: 07/10/2014 12:43
Updated: 10/01/2025 10:33
Changes: 07/10/2014 12:43 (73), 05/22/2019 16:27 (1), 10/01/2025 10:33 (20)
Complete: 🔍
Cache ID: 216:E1D:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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