Alliedtelesyn AT-TFTP 1.9 server stack-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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10.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Alliedtelesyn AT-TFTP 1.9. It has been declared as critical. Impacted is an unknown function. The manipulation of the argument server results in stack-based overflow. This vulnerability is reported as CVE-2006-6184. Moreover, an exploit is present.

Detailsinfo

A vulnerability was found in Alliedtelesyn AT-TFTP 1.9. It has been classified as very critical. Affected is some unknown processing. The manipulation of the argument server with an unknown input leads to a stack-based overflow vulnerability. CWE is classifying the issue as CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Multiple stack-based buffer overflows in Allied Telesyn TFTP Server (AT-TFTP) 1.9, and possibly earlier, allow remote attackers to cause a denial of service (crash) or execute arbitrary code via a long filename in a (1) GET or (2) PUT command.

The bug was discovered 11/26/2006. The weakness was disclosed 11/03/2004 by Luigi Auriemma (Website). The advisory is available at aluigi.altervista.org. This vulnerability is traded as CVE-2006-6184 since 11/30/2006. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details and a public exploit are known. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 07/11/2019).

A public exploit has been developed in Python. The exploit is shared for download at securityfocus.com. It is declared as highly functional. The vulnerability scanner Nessus provides a plugin with the ID 23736 (AT-TFTP Server Filename Handling Remote Overflow), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gain a shell remotely and running in the context r.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product. Attack attempts may be identified with Snort ID 2337. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 2132.

The vulnerability is also documented in the databases at X-Force (30539), Exploit-DB (16350), Tenable (23736), SecurityFocus (BID 21320†) and OSVDB (11350†). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 23736
Nessus Name: AT-TFTP Server Filename Handling Remote Overflow
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 802065
OpenVAS Name: raw_string(crap(data:raw_string(0x41), length: 228)
OpenVAS File: 🔍
OpenVAS Family: 🔍

MetaSploit ID: attftp_long_filename.rb
MetaSploit Name: Allied Telesyn TFTP Server 1.9 Long Filename Overflow
MetaSploit File: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍
Snort ID: 2337
Snort Message: PROTOCOL-TFTP PUT filename overflow attempt
Snort Class: 🔍
TippingPoint: 🔍
PaloAlto IPS: 🔍

Timelineinfo

11/03/2004 🔍
11/03/2004 +0 days 🔍
11/26/2006 +752 days 🔍
11/26/2006 +0 days 🔍
11/27/2006 +1 days 🔍
11/28/2006 +1 days 🔍
11/28/2006 +0 days 🔍
11/30/2006 +2 days 🔍
11/30/2006 +0 days 🔍
12/03/2006 +3 days 🔍
03/12/2015 +3021 days 🔍
07/11/2019 +1582 days 🔍

Sourcesinfo

Advisory: aluigi.altervista.org
Researcher: Luigi Auriemma
Status: Not defined

CVE: CVE-2006-6184 (🔍)
GCVE (CVE): GCVE-0-2006-6184
GCVE (VulDB): GCVE-100-33522
X-Force: 30539
SecurityFocus: 21320 - Allied Telesyn AT-TFTP Server Filename Remote Buffer Overflow Vulnerability
Secunia: 23106 - AT-TFTP Server Long Filename Buffer Overflow Vulnerability, Moderately Critical
OSVDB: 11350 - AT-TFTP server Parameter Overflow DoS
Vulnerability Center: 13181 - AT-TFTP Long Filename Buffer Overflow, High
Vupen: ADV-2006-4737

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

Entryinfo

Created: 03/12/2015 22:21
Updated: 07/11/2019 10:06
Changes: 03/12/2015 22:21 (85), 07/11/2019 10:06 (6)
Complete: 🔍
Cache ID: 216::103

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

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