NetSupport NetSupport Manager Client up to 9.9 improper authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in NetSupport NetSupport Manager Client up to 9.9. The impacted element is an unknown function. Such manipulation leads to improper authentication. This vulnerability is documented as CVE-2007-5057. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as very critical, has been found in NetSupport NetSupport Manager Client up to 9.9. Affected by this issue is some unknown functionality. The manipulation with an unknown input leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality, integrity, and availability. CVE summarizes:

NetSupport Manager Client before 10.20.0004 allows remote attackers to bypass the (1) basic and (2) authentication schemes by spoofing the NetSupport Manager.

The bug was discovered 09/21/2007. The weakness was released 09/24/2007 by DiGiT with Digital Defense (Website). The advisory is shared for download at securityfocus.com. This vulnerability is handled as CVE-2007-5057 since 09/24/2007. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 06/04/2025).

The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 26071 (NetSupport Manager Client Spoofing Remote Authentication Bypass), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 115969 (NetSupport Manager Client Authentication Bypass Vulnerability).

Upgrading to version 9.10 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (36726), Tenable (26071), SecurityFocus (BID 25761†), OSVDB (40587†) and Secunia (SA26927†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.4

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
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: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
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Nessus ID: 26071
Nessus Name: NetSupport Manager Client Spoofing Remote Authentication Bypass
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: NetSupport Manager Client 9.10

Timelineinfo

09/21/2007 🔍
09/21/2007 +0 days 🔍
09/21/2007 +0 days 🔍
09/24/2007 +3 days 🔍
09/24/2007 +0 days 🔍
09/24/2007 +0 days 🔍
09/24/2007 +0 days 🔍
09/24/2007 +0 days 🔍
09/24/2007 +0 days 🔍
09/30/2007 +6 days 🔍
03/16/2015 +2724 days 🔍
06/04/2025 +3733 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: DiGiT
Organization: Digital Defense
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2007-5057 (🔍)
GCVE (CVE): GCVE-0-2007-5057
GCVE (VulDB): GCVE-100-38936
X-Force: 36726
SecurityFocus: 25761 - NetSupport Manager Remote Authentication Bypass Vulnerability
Secunia: 26927
OSVDB: 40587 - NetSupport Manager - Remote Authentication Bypass Issue
SecurityTracker: 1018732
Vulnerability Center: 16211 - NetSupport Manager Client < 10.20.0004 Remote Authentication Bypass, Critical

Entryinfo

Created: 03/16/2015 12:18
Updated: 06/04/2025 16:03
Changes: 03/16/2015 12:18 (71), 07/26/2019 20:35 (7), 06/04/2025 16:03 (18)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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