Sun FTP Server 9 GET/MKDIR/RMDIR/RENAME/PUT path traversal

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.9$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Sun FTP Server 9. Impacted is an unknown function. Executing a manipulation of the argument GET/MKDIR/RMDIR/RENAME/PUT can lead to path traversal. This vulnerability appears as CVE-2001-0283. In addition, an exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Sun FTP Server 9 (File Transfer Software). It has been declared as critical. This vulnerability affects some unknown functionality. The manipulation of the argument GET/MKDIR/RMDIR/RENAME/PUT with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect confidentiality, and integrity. CVE summarizes:

Directory traversal vulnerability in SunFTP build 9 allows remote attackers to read arbitrary files via .. (dot dot) characters in various commands, including (1) GET, (2) MKDIR, (3) RMDIR, (4) RENAME, or (5) PUT.

The weakness was presented 05/03/2001 by se00020 as not defined posting (Bugtraq). The advisory is shared for download at archives.neohapsis.com. This vulnerability was named CVE-2001-0283. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details and also a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1006.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. As 0-day the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 11374 (SunFTP Multiple Command Traversal Arbitrary File Creation/Deletion), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FTP and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 27104 (SunFTP Server Unauthorized File Access Vulnerability).

Upgrading eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (6195), Exploit-DB (20653), Tenable (11374), SecurityFocus (BID 2428†) and Vulnerability Center (SBV-1200†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

Support

  • end of life (old version)

Website

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
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Path traversal
CWE: CWE-22
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 11374
Nessus Name: SunFTP Multiple Command Traversal Arbitrary File Creation/Deletion
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 11374
OpenVAS Name: SunFTP directory traversal
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
McAfee IPS: 🔍
McAfee IPS Version: 🔍

Timelineinfo

03/02/2001 🔍
03/02/2001 +0 days 🔍
05/03/2001 +62 days 🔍
05/03/2001 +0 days 🔍
05/03/2001 +0 days 🔍
03/13/2003 +679 days 🔍
06/16/2003 +95 days 🔍
07/03/2014 +4035 days 🔍
10/07/2025 +4114 days 🔍

Sourcesinfo

Vendor: oracle.com

Advisory: archives.neohapsis.com
Researcher: se00020
Status: Confirmed

CVE: CVE-2001-0283 (🔍)
GCVE (CVE): GCVE-0-2001-0283
GCVE (VulDB): GCVE-100-16648
X-Force: 6195
SecurityFocus: 2428 - SunFTP Unauthorized File Access Vulnerability
Vulnerability Center: 1200 - Directory Traversal in SunFTP Allows Arbitrary File Read, High

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 07/03/2014 17:36
Updated: 10/07/2025 14:03
Changes: 07/03/2014 17:36 (72), 05/09/2019 22:23 (4), 05/11/2025 10:23 (27), 10/07/2025 14:03 (2)
Complete: 🔍
Cache ID: 216::103

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

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Interested in the pricing of exploits?

See the underground prices here!