tftp32 TFTP Server up to 2.21 MS DOS Device Name input validation

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

A vulnerability was found in tftp32 TFTP Server up to 2.21 (File Transfer Software). It has been declared as problematic. Affected by this vulnerability is some unknown processing of the component MS DOS Device Name. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. The summary by CVE is:

tftp32 TFTP server 2.21 and earlier allows remote attackers to cause a denial of service via a GET request with a DOS device name such as com1 or aux.

The weakness was shared 12/31/2002 as confirmed advisory (CERT.org). It is possible to read the advisory at kb.cert.org. This vulnerability is known as CVE-2002-2237 since 10/14/2007. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

The vulnerability is also documented in the vulnerability database at X-Force (10817). The entries 19868, 19995, 28409 and 33469 are related to this item.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/31/2002 🔍
12/31/2002 +0 days 🔍
10/14/2007 +1748 days 🔍
08/06/2014 +2488 days 🔍
04/20/2019 +1718 days 🔍

Sourcesinfo

Advisory: kb.cert.org
Status: Confirmed

CVE: CVE-2002-2237 (🔍)
X-Force: 10817 - tftp32 DOS device name denial of service

See also: 🔍

Entryinfo

Created: 08/06/2014 12:43
Updated: 04/20/2019 11:04
Changes: 08/06/2014 12:43 (50), 04/20/2019 11:04 (2)
Complete: 🔍

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