Netwin SurgeFTP up to 2.0f Authentication improper authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.6$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Netwin SurgeFTP up to 2.0f. The affected element is an unknown function of the component Authentication. Performing a manipulation results in improper authentication. This vulnerability was named CVE-2001-1356. There is no available exploit. It is suggested to use restrictive firewalling.

Detailsinfo

A vulnerability was found in Netwin SurgeFTP up to 2.0f. It has been classified as very critical. This affects an unknown code of the component Authentication. 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, integrity, and availability. The summary by CVE is:

NetWin SurgeFTP 2.0f and earlier encrypts passwords using weak hashing, a fixed salt value and modulo 40 calculations, which allows remote attackers to conduct brute force password guessing attacks against the administrator account on port 7021.

The weakness was presented 08/04/2001 by ByteRage (Website). The advisory is shared at securityfocus.com. This vulnerability is uniquely identified as CVE-2001-1356. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD at the moment (estimation calculated on 09/26/2025).

The commercial vulnerability scanner Qualys is able to test this issue with plugin 27112 (Netwin SurgeFTP Weak Password Encryption Vulnerability).

It is possible to mitigate the weakness by firewalling 7021.

The vulnerability is also documented in the databases at X-Force (6961), SecurityFocus (BID 3157†) and Vulnerability Center (SBV-6459†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.6

VulDB Base Score: 9.8
VulDB Temp Score: 9.6
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: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Firewall
Status: 🔍

0-Day Time: 🔍

Firewalling: 🔍

Timelineinfo

08/04/2001 🔍
08/04/2001 +0 days 🔍
08/04/2001 +0 days 🔍
08/04/2001 +0 days 🔍
12/13/2004 +1227 days 🔍
07/07/2014 +3493 days 🔍
09/26/2025 +4099 days 🔍

Sourcesinfo

Vendor: netwininfosolutions.com

Advisory: securityfocus.com⛔
Researcher: ByteRage
Status: Not defined

CVE: CVE-2001-1356 (🔍)
GCVE (CVE): GCVE-0-2001-1356
GCVE (VulDB): GCVE-100-17133
X-Force: 6961
SecurityFocus: 3157 - SurgeFTP Weak Password Encryption Vulnerability
Vulnerability Center: 6459 - NetWin SurgeFTP 2.0 a - 2.0 f Allows Brute Force Attack via Port 7021, Critical

Entryinfo

Created: 07/07/2014 17:28
Updated: 09/26/2025 07:42
Changes: 07/07/2014 17:28 (56), 05/27/2019 10:50 (4), 09/26/2025 07:42 (18)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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