VDB-7017 · OSVDB 87654 · GCVE-100-7017

Tor 0.2.2.39 Advertised Platform Remote System information disclosure

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.
4.8$0-$5k0.00

Summaryinfo

A vulnerability has been found in Tor 0.2.2.39 and classified as problematic. Affected is an unknown function of the component Advertised Platform Remote System. Performing a manipulation results in information disclosure. Moreover, an exploit is present. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Tor 0.2.2.39 (Network Encryption Software). It has been classified as problematic. This affects an unknown part of the component Advertised Platform Remote System. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality.

The weakness was disclosed 11/19/2012 by tagnaq as not defined changelog entry (Website). The advisory is shared at gitweb.torproject.org. The public release has been coordinated in cooperation with the project team. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

After immediately, there has been an exploit disclosed. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $25k-$100k.

Upgrading to version 0.2.3.25 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at OSVDB (87654†). The entries VDB-7014, VDB-7015 and VDB-7016 are pretty similar. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Name

Version

License

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

AVACAuCIA
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💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Exploit Delay Time: 🔍

Upgrade: Tor 0.2.3.25

Timelineinfo

11/19/2012 🔍
11/19/2012 +0 days 🔍
11/19/2012 +0 days 🔍
11/23/2012 +4 days 🔍
11/26/2012 +3 days 🔍
05/02/2018 +1983 days 🔍

Sourcesinfo

Advisory: gitweb.torproject.org
Researcher: tagnaq
Status: Not defined
Coordinated: 🔍

GCVE (VulDB): GCVE-100-7017
OSVDB: 87654

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

Entryinfo

Created: 11/26/2012 15:47
Updated: 05/02/2018 09:05
Changes: 11/26/2012 15:47 (47), 05/02/2018 09:05 (2)
Complete: 🔍
Committer:
Cache ID: 216:86F:103

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

Discussion

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