Tiny Personal Firewall up to 3.0.6 Portscan denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Tiny Personal Firewall up to 3.0.6. This impacts an unknown function of the component Portscan Handler. This manipulation causes denial of service. This vulnerability is tracked as CVE-2002-1925. No exploit exists.

Detailsinfo

A vulnerability classified as critical was found in Tiny Personal Firewall up to 3.0.6 (Firewall Software). Affected by this vulnerability is some unknown functionality of the component Portscan Handler. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. The summary by CVE is:

Tiny Personal Firewall 3.0 through 3.0.6 allows remote attackers to cause a denial of service (crash) by via SYN, UDP, ICMP and TCP portscans when the administrator selects the Log tab of the Personal Firewall Agent module.

The bug was discovered 08/20/2002. The weakness was disclosed 12/31/2002 by aaron as not defined posting (Bugtraq). It is possible to read the advisory at cert.uni-stuttgart.de. This vulnerability is known as CVE-2002-1925 since 06/29/2005. 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 was handled as a non-public zero-day exploit for at least 133 days. During that time the estimated underground price was around $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 34034 (Tiny Personal Firewall Log File Viewing Denial of Service Vulnerability).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (9918), SecurityFocus (BID 5525†), OSVDB (59882†) and Vulnerability Center (SBV-13446†). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
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: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/20/2002 🔍
08/20/2002 +0 days 🔍
12/31/2002 +133 days 🔍
12/31/2002 +0 days 🔍
12/31/2002 +0 days 🔍
06/29/2005 +911 days 🔍
12/20/2006 +539 days 🔍
08/05/2014 +2785 days 🔍
09/01/2025 +4044 days 🔍

Sourcesinfo

Advisory: cert.uni-stuttgart.de
Researcher: aaron
Status: Not defined

CVE: CVE-2002-1925 (🔍)
GCVE (CVE): GCVE-0-2002-1925
GCVE (VulDB): GCVE-100-19567
X-Force: 9918
SecurityFocus: 5525 - Tiny Personal Firewall Log File Viewing Denial Of Service Vulnerability
OSVDB: 59882 - Tiny Personal Firewall - Log File Viewing - Denial Of Service Vulnerability
Vulnerability Center: 13446 - Tiny Personal Firewall 3.0-3.0.6 Remote Denial of Service by SYN, UDP, ICMP and TCP Portscans, High

Entryinfo

Created: 08/05/2014 10:57
Updated: 09/01/2025 00:06
Changes: 08/05/2014 10:57 (61), 07/12/2019 11:01 (3), 09/01/2025 00:06 (18)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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