University of Washington wu-ftpd 2.4.2 Beta18 Vr4 LS Command -w memory allocation

CVSS Meta Temp Score
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CTI Interest Score
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3.6$0-$5k0.00

A vulnerability, which was classified as problematic, has been found in University of Washington wu-ftpd 2.4.2 Beta18 Vr4 (File Transfer Software). Affected by this issue is an unknown code of the component LS Command Handler. The manipulation of the argument -w with an unknown input leads to a memory allocation vulnerability. Using CWE to declare the problem leads to CWE-789. The product allocates memory based on an untrusted, large size value, but it does not ensure that the size is within expected limits, allowing arbitrary amounts of memory to be allocated. Impacted is availability. CVE summarizes:

ls in the fileutils or coreutils packages allows local users to consume a large amount of memory via a large -w value, which can be remotely exploited via applications that use ls, such as wu-ftpd.

The weakness was published 05/16/2003 (Website). The advisory is available at turbolinux.com. This vulnerability is handled as CVE-2003-0854 since 10/10/2003. The exploitation is known to be easy. Local access is required to approach this attack. No form of authentication is required for exploitation. Technical details as well as a public exploit are known.

The exploit is available at exploit-db.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 18010 (Debian DSA-705-1 : wu-ftpd - missing input sanitising), 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 eliminates this vulnerability. A possible mitigation has been published 3 years after the disclosure of the vulnerability. Attack attempts may be identified with Snort ID 2272.

The vulnerability is also documented in the databases at Tenable (18010) and Exploit-DB (115). Similar entry is available at 345.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 4.0
VulDB Meta Temp Score: 3.6

VulDB Base Score: 4.0
VulDB Temp Score: 3.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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Exploitinginfo

Class: Memory allocation
CWE: CWE-789 / CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Local: Yes
Remote: No

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

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Nessus ID: 18010
Nessus Name: Debian DSA-705-1 : wu-ftpd - missing input sanitising
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 53532
OpenVAS Name: Debian Security Advisory DSA 705-1 (wu-ftpd)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
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Exposure Time: 🔍
Snort ID: 2272
Snort Message: PROTOCOL-FTP LIST integer overflow attempt
Snort Class: 🔍

Suricata ID: 2102272
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Suricata Message: 🔍

Timelineinfo

05/16/2003 🔍
10/10/2003 +146 days 🔍
11/17/2003 +38 days 🔍
03/17/2004 +121 days 🔍
04/04/2005 +382 days 🔍
04/05/2005 +1 days 🔍
04/11/2005 +6 days 🔍
08/15/2014 +3413 days 🔍
04/22/2019 +1711 days 🔍

Sourcesinfo

Vendor: washington.edu

Advisory: turbolinux.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2003-0854 (🔍)
Secunia: 14834 - Debian update for wu-ftpd, Less Critical
OSVDB: 4620 - fileutils/coreutils ls -w Argument WU-FTPD Memory Consumption DoS

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

Entryinfo

Created: 08/15/2014 16:40
Updated: 04/22/2019 12:06
Changes: 08/15/2014 16:40 (80), 04/22/2019 12:06 (3)
Complete: 🔍

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