Holger Zimmermann Pi3Web 1.0.1/2.0/2.0.1/2.0.2 Beta 1/2.0.3 Pl1 input validation
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.6 | $0-$5k | 0.00 |
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) and Exploit-DB (7109).
Product
Vendor
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
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CVSSv3
VulDB Meta Base Score: 5.3VulDB Meta Temp Score: 4.6
VulDB Base Score: 5.3
VulDB Temp Score: 4.6
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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Exploiting
Class: Input validationCWE: CWE-20
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Access: Public
Status: Highly functional
Author: Hamid Ebadi
Download: 🔍
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EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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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 Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Pi3Web 2.0
Timeline
11/13/2008 🔍11/13/2008 🔍
11/13/2008 🔍
11/13/2008 🔍
11/14/2008 🔍
11/14/2008 🔍
08/11/2009 🔍
08/11/2009 🔍
03/18/2015 🔍
11/21/2018 🔍
Sources
Advisory: securityfocus.com⛔Researcher: Hamid Ebadi
Status: Confirmed
CVE: CVE-2008-6938 (🔍)
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
Entry
Created: 03/18/2015 15:15Updated: 11/21/2018 04:31
Changes: 03/18/2015 15:15 (66), 11/21/2018 04:31 (11)
Complete: 🔍
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