Jesse Smith bftpd up to 2.3 bftpdutmp.c bftpdutmp_log denial of service

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.
4.8	$0-$5k	0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Jesse Smith bftpd up to 2.3. Affected by this vulnerability is the function bftpdutmp_log of the file bftpdutmp.c. Such manipulation leads to denial of service. This vulnerability is listed as CVE-2009-4593. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Jesse Smith bftpd up to 2.3 (File Transfer Software) and classified as problematic. Affected by this issue is the function bftpdutmp_log of the file bftpdutmp.c. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. CVE summarizes:

The bftpdutmp_log function in bftpdutmp.c in Bftpd before 2.4 does not place a \0 character at the end of the string value of the ut.bu_host structure member, which might allow remote attackers to cause a denial of service (daemon crash) via unspecified vectors. NOTE: some of these details are obtained from third party information.

The weakness was presented 01/07/2010 (Website). The advisory is available at vupen.com. This vulnerability is handled as CVE-2009-4593 since 01/07/2010. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit.

It is declared as proof-of-concept.

Upgrading to version 1.7 eliminates this vulnerability.

The vulnerability is also documented in the databases at SecurityFocus (BID 36820†) and Secunia (SA37185†). See VDB-36152 and VDB-109742 for similar entries. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

• File Transfer Software

Vendor

• Jesse Smith

Name

• bftpd

Version

• 1.6
• 1.7
• 1.7.2
• 1.8
• 2.0.2
• 2.0.3
• 2.1
• 2.1.1
• 2.1.2
• 2.2
• 2.2.1
• 2.3

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

OpenVAS ID: 100320
OpenVAS Name: Bftpd Unspecified Remote Denial of Service Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: bftpd 1.7

Timelineinfo

09/02/2009 🔍
10/28/2009 +56 days 🔍
01/07/2010 +71 days 🔍
01/07/2010 +0 days 🔍
01/07/2010 +0 days 🔍
03/18/2015 +1896 days 🔍
01/26/2019 +1410 days 🔍

Sourcesinfo

Advisory: vupen.com⛔
Status: Not defined
Confirmation: 🔍

CVE: CVE-2009-4593 (🔍)
GCVE (CVE): GCVE-0-2009-4593
GCVE (VulDB): GCVE-100-51458
SecurityFocus: 36820 - Bftpd Unspecified Remote Denial of Service Vulnerability
Secunia: 37185 - Bftpd Denial of Service Vulnerability, Less Critical
Vupen: ADV-2009-3032

See also: 🔍

Entryinfo

Created: 03/18/2015 15:15
Updated: 01/26/2019 11:25
Changes: 03/18/2015 15:15 (58), 01/26/2019 11:25 (7)
Complete: 🔍
Cache ID: 216:E11:103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Discussion

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