ProFTPD/Wu-FTPD/BeroFTPD MKD/CWD Command Nested Directories memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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9.0$0-$5k0.00

A vulnerability classified as critical was found in ProFTPD, Wu-FTPD and BeroFTPD (File Transfer Software) (affected version unknown). This vulnerability affects an unknown functionality of the component MKD/CWD Command. The manipulation as part of a Nested Directories leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Buffer overflow in ProFTPD, wu-ftpd, and beroftpd allows remote attackers to gain root access via a series of MKD and CWD commands that create nested directories.

The weakness was released 08/27/1999 by FIRST (Website). The advisory is available at debian.org. This vulnerability was named CVE-1999-0911. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are unknown but a public exploit is available.

A public exploit has been developed in ANSI C. It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 10190 (ProFTPD 1.2.0pre4 mkdir Command Directory Name Handling Remote Overflow), 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.

Upgrading eliminates this vulnerability. Attack attempts may be identified with Snort ID 1973.

The vulnerability is also documented in the databases at X-Force (3399) and Tenable (10190).

Productinfo

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Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.0

VulDB Base Score: 10.0
VulDB Temp Score: 9.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

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

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Price Prediction: 🔍
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Nessus ID: 10190
Nessus Name: ProFTPD 1.2.0pre4 mkdir Command Directory Name Handling Remote Overflow
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Snort ID: 1973
Snort Message: PROTOCOL-FTP MKD overflow attempt
Snort Class: 🔍

Suricata ID: 2101973
Suricata Class: 🔍
Suricata Message: 🔍
McAfee IPS: 🔍
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SourceFire IPS: 🔍

Timelineinfo

08/27/1999 🔍
08/27/1999 +0 days 🔍
08/27/1999 +0 days 🔍
08/27/1999 +0 days 🔍
08/31/1999 +4 days 🔍
12/19/2002 +1206 days 🔍
06/21/2014 +4202 days 🔍
05/06/2019 +1780 days 🔍

Sourcesinfo

Advisory: debian.org
Researcher: FIRST
Status: Not defined

CVE: CVE-1999-0911 (🔍)
X-Force: 3399
Vulnerability Center: 445 - Buffer Overflow in ProFTPD, Wu-ftpd and Beroftpd Allows Unauthorized Root Access, High
SecurityFocus: 612 - ProFTPD Remote Buffer Overflow

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

Entryinfo

Created: 06/21/2014 21:43
Updated: 05/06/2019 19:03
Changes: 06/21/2014 21:43 (76), 05/06/2019 19:03 (2)
Complete: 🔍

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