wu-ftpd up to 2.6.1-5 privatepw symlink

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.
2.8$0-$5k0.00

Summaryinfo

A vulnerability was found in wu-ftpd up to 2.6.1-5. It has been rated as problematic. This affects an unknown function of the file privatepw. The manipulation leads to symlink. This vulnerability is documented as CVE-2001-0138. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in wu-ftpd up to 2.6.1-5 (File Transfer Software). It has been rated as problematic. This issue affects an unknown function of the file privatepw. The manipulation with an unknown input leads to a symlink vulnerability. Using CWE to declare the problem leads to CWE-61. The product, when opening a file or directory, does not sufficiently account for when the file is a symbolic link that resolves to a target outside of the intended control sphere. This could allow an attacker to cause the product to operate on unauthorized files. Impacted is integrity. The summary by CVE is:

privatepw program in wu-ftpd before 2.6.1-6 allows local users to overwrite arbitrary files via a symlink attack.

The weakness was released 03/12/2001 by FIRST as not defined posting (Bugtraq). The advisory is shared at marc.theaimsgroup.com. The identification of this vulnerability is CVE-2001-0138. The exploitation is known to be difficult. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 14853 (Debian DSA-016-3 : wu-ftpd - temp file creation and format string), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l.

Upgrading to version 2.6.1-6 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (5915), Tenable (14853), SecurityFocus (BID 2189†) and Vulnerability Center (SBV-4891†). Entries connected to this vulnerability are available at VDB-16520, VDB-16522, VDB-16523 and VDB-16524. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 2.9
VulDB Meta Temp Score: 2.8

VulDB Base Score: 2.9
VulDB Temp Score: 2.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Symlink
CWE: CWE-61 / CWE-59
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 14853
Nessus Name: Debian DSA-016-3 : wu-ftpd - temp file creation and format string
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 53779
OpenVAS Name: Debian Security Advisory DSA 016-1 (wu-ftpd)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: wu-ftpd 2.6.1-6

Timelineinfo

01/10/2001 🔍
01/10/2001 +0 days 🔍
01/23/2001 +13 days 🔍
03/12/2001 +48 days 🔍
03/12/2001 +0 days 🔍
07/28/2004 +1234 days 🔍
09/29/2004 +63 days 🔍
07/03/2014 +3564 days 🔍
05/23/2019 +1785 days 🔍

Sourcesinfo

Advisory: marc.theaimsgroup.com
Researcher: FIRST
Status: Not defined

CVE: CVE-2001-0138 (🔍)
GCVE (CVE): GCVE-0-2001-0138
GCVE (VulDB): GCVE-100-16541
X-Force: 5915 - Linux wu-ftpd privatepw symbolic link
SecurityFocus: 2189 - wu-ftpd /tmp File Race Condition Vulnerability
Vulnerability Center: 4891 - Wu-FTP <2.6.1-6 Privatepw Utility Enables Arbitrary File Manipulation via Symlink Attack, Low

See also: 🔍

Entryinfo

Created: 07/03/2014 15:53
Updated: 05/23/2019 16:45
Changes: 07/03/2014 15:53 (76), 05/23/2019 16:45 (1)
Complete: 🔍
Cache ID: 216::103

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

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you need the next level of professionalism?

Upgrade your account now!