Rhinosoft Serv-U FTP Server up to 5.0.0.6 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

A vulnerability was found in Rhinosoft Serv-U FTP Server up to 5.0.0.6 (File Transfer Software). It has been rated as critical. Affected by this issue is an unknown code. The manipulation with the input value LIST -I leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Buffer overflow in Serv-U FTP server before 5.0.0.6 allows remote attackers to cause a denial of service (crash) via a long -l parameter, which triggers an out-of-bounds read.

The bug was discovered 04/19/2004. The weakness was published 04/19/2004 by STORM with SecuriTeam.com (Website). The advisory is shared for download at secunia.com. This vulnerability is handled as CVE-2004-1992 since 05/04/2005. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details as well as a public exploit are known.

A public exploit has been developed in Perl and been published immediately after the advisory. The exploit is available at securityfocus.com. It is declared as proof-of-concept.

Upgrading to version 5.0.0.6 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at serv-u.com. The best possible mitigation is suggested to be upgrading to the latest version. Attack attempts may be identified with Snort ID 2338.

The vulnerability is also documented in the vulnerability database at X-Force (15913).

Productinfo

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
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: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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ATK: 217

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Upgrade: Serv-U FTP Server 5.0.0.6
Patch: serv-u.com

Snort ID: 2338
Snort Message: PROTOCOL-FTP LIST buffer overflow attempt
Snort Class: 🔍

Timelineinfo

04/19/2004 🔍
04/19/2004 +0 days 🔍
04/19/2004 +0 days 🔍
04/19/2004 +0 days 🔍
04/20/2004 +1 days 🔍
04/20/2004 +0 days 🔍
04/20/2004 +0 days 🔍
04/20/2004 +0 days 🔍
05/04/2005 +378 days 🔍
06/28/2019 +5168 days 🔍

Sourcesinfo

Advisory: secunia.com
Researcher: STORM
Organization: SecuriTeam.com
Status: Confirmed

CVE: CVE-2004-1992 (🔍)
X-Force: 15913 - Serv-U list command buffer overflow, Low Risk
SecurityTracker: 1009869
SecuriTeam: securiteam.com
SecurityFocus: 10181 - RhinoSoft Serv-U FTP Server LIST Parameter Buffer Overflow Vulnerability
Secunia: 11430 - Serv-U FTP Server LIST Command Denial of Service Vulnerability, Moderately Critical
OSVDB: 5546 - Serv-U FTP Server LIST Command DoS

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

Entryinfo

Created: 04/20/2004 18:44
Updated: 06/28/2019 10:10
Changes: 04/20/2004 18:44 (87), 06/28/2019 10:10 (3)
Complete: 🔍

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