Tor up to 0.0.9.9 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.
5.1$0-$5k0.00

A vulnerability was found in Tor up to 0.0.9.9 (Network Encryption Software) and classified as problematic. This issue affects some unknown functionality. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. The summary by CVE is:

Unknown vulnerability in Tor before 0.1.0.10 allows remote attackers to read arbitrary memory and possibly key information from the exit server s process space.

The weakness was released 06/28/2005 (Website). The advisory is shared at gentoo.org. The identification of this vulnerability is CVE-2005-2050 since 06/26/2005. The exploitation is known to be easy. The attack may be initiated remotely. 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 T1592 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 18544 (GLSA-200506-18 : Tor: Information disclosure), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks.

Upgrading to version 0.1.0.10 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (21093) and Tenable (18544).

Productinfo

Type

Name

License

  • open-source

CPE 2.3info

CPE 2.2info

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
ATT&CK: T1592

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 18544
Nessus Name: GLSA-200506-18 : Tor: Information disclosure
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 54970
OpenVAS Name: Gentoo Security Advisory GLSA 200506-18 (tor)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Tor 0.1.0.10

Timelineinfo

06/21/2005 🔍
06/22/2005 +1 days 🔍
06/22/2005 +0 days 🔍
06/22/2005 +0 days 🔍
06/26/2005 +4 days 🔍
06/28/2005 +2 days 🔍
06/28/2005 +0 days 🔍
07/21/2009 +1484 days 🔍
03/11/2015 +2059 days 🔍
07/05/2021 +2308 days 🔍

Sourcesinfo

Advisory: gentoo.org
Status: Not defined

CVE: CVE-2005-2050 (🔍)
X-Force: 21093
Vulnerability Center: 22935 - Tor < 0.1.0.10 Exit Server's Process Space Remote Arbitrary Memory Read Vulnerability, Medium
SecurityFocus: 14024 - Tor Arbitrary Memory Information Disclosure Vulnerability
Secunia: 15764 - Tor Disclosure of Sensitive Information, Less Critical

Entryinfo

Created: 03/11/2015 11:41 AM
Updated: 07/05/2021 10:45 AM
Changes: 03/11/2015 11:41 AM (60), 02/12/2017 12:47 PM (12), 07/05/2021 10:45 AM (3)
Complete: 🔍

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