stunnel prior 3.0 access control

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.6$0-$5k0.00

Summaryinfo

A vulnerability was found in stunnel. It has been rated as problematic. This issue affects some unknown processing. The manipulation leads to access control. This vulnerability is uniquely identified as CVE-2008-2400. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in stunnel. It has been rated as critical. This issue affects an unknown function. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Unspecified vulnerability in stunnel before 4.23, when running as a service on Windows, allows local users to gain privileges via unknown attack vectors.

The bug was discovered 05/03/2008. The weakness was disclosed 05/22/2008 (Website). The advisory is shared at vupen.com. The identification of this vulnerability is CVE-2008-2400 since 05/22/2008. The exploitation is known to be easy. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 17 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 32394 (stunnel < 4.23 Local Privilege Escalation), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows and running in the context l.

Upgrading to version 3.0 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (42526), Tenable (32394), SecurityFocus (BID 29285†), OSVDB (45354†) and Secunia (SA30297†). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.4
VulDB Meta Temp Score: 7.6

VulDB Base Score: 8.4
VulDB Temp Score: 7.6
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: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 32394
Nessus Name: stunnel < 4.23 Local Privilege Escalation
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: stunnel 3.0

Timelineinfo

05/03/2008 🔍
05/04/2008 +1 days 🔍
05/20/2008 +16 days 🔍
05/20/2008 +0 days 🔍
05/22/2008 +2 days 🔍
05/22/2008 +0 days 🔍
05/22/2008 +0 days 🔍
05/22/2008 +0 days 🔍
05/26/2008 +4 days 🔍
03/16/2015 +2485 days 🔍
08/10/2019 +1608 days 🔍

Sourcesinfo

Advisory: vupen.com⛔
Status: Confirmed

CVE: CVE-2008-2400 (🔍)
GCVE (CVE): GCVE-0-2008-2400
GCVE (VulDB): GCVE-100-42497
X-Force: 42526
SecurityFocus: 29285 - Stunnel Windows Unspecified Local Privilege Escalation Vulnerability
Secunia: 30297
OSVDB: 45354 - Stunnel - Windows Unspecified Local Privilege Escalation Issue
SecurityTracker: 1020049
Vulnerability Center: 18475 - Stunnel Unspecified Vulnerability Allows Local Users to Gain Elevated Privileges, Medium
Vupen: ADV-2008-1568

Entryinfo

Created: 03/16/2015 17:00
Updated: 08/10/2019 17:39
Changes: 03/16/2015 17:00 (63), 08/10/2019 17:39 (10)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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