Holger Zimmermann Pi3Web up to 2.0.3 Pl1 input validation

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Holger Zimmermann Pi3Web 1.0.1/2.0/2.0.1/2.0.2 Beta 1/2.0.3 Pl1. The affected element is an unknown function. This manipulation causes input validation. This vulnerability appears as CVE-2008-6938. In addition, an exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Holger Zimmermann Pi3Web 1.0.1/2.0/2.0.1/2.0.2 Beta 1/2.0.3 Pl1. It has been declared as problematic. Affected by this vulnerability is some unknown processing. 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:

Pi3Web 2.0.3 before PL2, when installed on Windows as a desktop application and without using the Pi3Web/Conf/Intenet.pi3, allows remote attackers to cause a denial of service (crash or hang) and obtain the full pathname of the server via a request to a file in the ISAPI directory that is not an executable DLL, which triggers the crash when the DLL load fails, as demonstrated using Isapi\users.txt.

The weakness was presented 11/13/2008 by Hamid Ebadi (Website). It is possible to read the advisory at securityfocus.com. This vulnerability is known as CVE-2008-6938 since 08/11/2009. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but a public exploit is available.

A public exploit has been developed by Hamid Ebadi and been published before and not just after the advisory. It is possible to download the exploit at exploit-db.com. It is declared as highly functional. The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 2.0 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (46600), Exploit-DB (7109), SecurityFocus (BID 32287†), OSVDB (49998†) and Secunia (SA32696†). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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: 4.8

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

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Author: Hamid Ebadi
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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OpenVAS ID: 900982
OpenVAS Name: Pi3Web ISAPI Requests Handling DoS Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

MetaSploit ID: pi3web_isapi.rb
MetaSploit Name: Pi3Web ISAPI DoS
MetaSploit File: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Pi3Web 2.0

Timelineinfo

11/13/2008 🔍
11/13/2008 +0 days 🔍
11/13/2008 +0 days 🔍
11/13/2008 +0 days 🔍
11/14/2008 +0 days 🔍
11/14/2008 +0 days 🔍
08/11/2009 +269 days 🔍
08/11/2009 +0 days 🔍
03/18/2015 +2045 days 🔍
11/11/2024 +3526 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: Hamid Ebadi
Status: Confirmed

CVE: CVE-2008-6938 (🔍)
GCVE (CVE): GCVE-0-2008-6938
GCVE (VulDB): GCVE-100-49363
X-Force: 46600 - Pi3Web ISAPI denial of service
SecurityFocus: 32287 - pi3Web ISAPI Directory Remote Denial Of Service Vulnerability
Secunia: 32696 - Pi3Web ISAPI Requests Handling Denial of Service Vulnerability, Moderately Critical
OSVDB: 49998 - Pi3Web ISAPI Directory File Request Remote DoS

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

Entryinfo

Created: 03/18/2015 15:15
Updated: 11/11/2024 05:41
Changes: 03/18/2015 15:15 (66), 11/21/2018 04:31 (11), 11/11/2024 05:41 (22)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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