wu-ftpd 2.4 site exec Command privileges management

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CTI Interest Score
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7.7$0-$5k0.00

A vulnerability was found in wu-ftpd 2.4 (File Transfer Software). It has been rated as critical. This issue affects some unknown functionality of the component site exec Command. The manipulation with an unknown input leads to a privilege escalation vulnerability. Using CWE to declare the problem leads to CWE-269. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

certain configurations of wu-ftp ftp server 2.4 use a _path_execpath setting to a directory with dangerous commands such as /bin which allows remote authenticated users to gain root access via the "site exec" command.

The weakness was published 11/30/1995 by Olaf Kirch. The identification of this vulnerability is CVE-1999-0080. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 10090 (WU-FTPD SITE EXEC Arbitrary Local Command Execution), 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 remote.

Upgrading eliminates this vulnerability. Attack attempts may be identified with Snort ID 361.

The vulnerability is also documented in the databases at SecurityFocus (BID 2241), X-Force (618), Vulnerability Center (SBV-207) and Tenable (10090). Similar entry is available at 13986.

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CVSSv3infoedit

VulDB Meta Base Score: 8.1
VulDB Meta Temp Score: 7.7

VulDB Base Score: 8.1
VulDB Temp Score: 7.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2infoedit

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VulDB Base Score: 🔍
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Exploitinginfoedit

Class: Privilege escalation
CWE: CWE-269
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 10090
Nessus Name: WU-FTPD SITE EXEC Arbitrary Local Command Execution
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfoedit

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Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Snort ID: 361
Snort Message: PROTOCOL-FTP SITE EXEC attempt
Snort Class: 🔍

Suricata ID: 2100361
Suricata Class: 🔍
Suricata Message: 🔍
McAfee IPS: 🔍
McAfee IPS Version: 🔍

SourceFire IPS: 🔍
ISS Proventia IPS: 🔍

Timelineinfoedit

11/30/1995 🔍
11/30/1995 +0 days 🔍
11/30/1995 +0 days 🔍
11/30/1995 +0 days 🔍
06/22/1999 +1300 days 🔍
10/23/2002 +1219 days 🔍
06/17/2014 +4255 days 🔍
04/23/2019 +1771 days 🔍
05/05/2019 +12 days 🔍

Sourcesinfoedit

Researcher: Olaf Kirch
Status: Not defined

CVE: CVE-1999-0080 (🔍)
SecurityFocus: 2241 - wu-ftpd /bin SITE EXEC Misconfiguration Vulnerability
X-Force: 618
Vulnerability Center: 207 - wu-ftpd /bin SITE EXEC Misconfiguration Vulnerability, High

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Entryinfoedit

Created: 06/17/2014 04:43 PM
Updated: 05/05/2019 03:45 PM
Changes: (11) vulnerability_cvss3_vuldb_av vulnerability_cvss3_vuldb_ac vulnerability_cvss3_vuldb_pr vulnerability_cvss3_vuldb_ui vulnerability_cvss3_vuldb_s vulnerability_cvss3_vuldb_c vulnerability_cvss3_vuldb_i vulnerability_cvss3_vuldb_a advisory_person_name source_securityfocus_date source_securityfocus_class
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