Tor up to 0.1.1.x Directory Authority information disclosure

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.1$0-$5k0.00

A vulnerability, which was classified as problematic, has been found in Tor up to 0.1.1.x (Network Encryption Software). This issue affects an unknown code of the component Directory Authority. 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:

Tor before 0.2.1.22, and 0.2.2.x before 0.2.2.7-alpha, when functioning as a bridge directory authority, allows remote attackers to obtain sensitive information about bridge identities and bridge descriptors via a dbg-stability.txt directory query.

The weakness was released 01/21/2010 (Website). It is possible to read the advisory at securityfocus.com. The identification of this vulnerability is CVE-2010-0385. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1592 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 51422 (VMSA-2011-0001 : VMware ESX third-party updates for Service Console packages glibc, sudo, and openldap), which helps to determine the existence of the flaw in a target environment. It is assigned to the family VMware ESX Local Security Checks.

Upgrading to version 0.1.1.5 Alpha eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (51422), SecurityFocus (BID 37901†), OSVDB (61865†), Secunia (SA38198†) and Vulnerability Center (SBV-29003†). Entry connected to this vulnerability is available at VDB-51669. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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: 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
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 51422
Nessus Name: VMSA-2011-0001 : VMware ESX third-party updates for Service Console packages glibc, sudo, and openldap
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 902101
OpenVAS Name: Tor Directory Queries Information Disclosure Vulnerability (Linux)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Tor 0.1.1.5 Alpha

Timelineinfo

01/19/2001 🔍
01/21/2010 +3289 days 🔍
01/21/2010 +0 days 🔍
01/21/2010 +0 days 🔍
01/25/2010 +3 days 🔍
01/25/2010 +0 days 🔍
01/25/2010 +0 days 🔍
01/10/2011 +350 days 🔍
03/18/2015 +1528 days 🔍
03/12/2025 +3647 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Status: Confirmed

CVE: CVE-2010-0385 (🔍)
SecurityFocus: 37901 - Tor Directory Authorities Directory Queries Remote Information Disclosure Vulnerability
Secunia: 38198
OSVDB: 61865 - Tor Bridge Directory Authority dbg-stability.txt Directory Query Bridge Identity Disclosure
Vulnerability Center: 29003 - Tor \x3C 0.2.1.22, and 0.2.2-0.2.2.7 Remote Sensitive Information Disclosure, Medium

See also: 🔍

Entryinfo

Created: 03/18/2015 03:15 PM
Updated: 03/12/2025 11:09 PM
Changes: 03/18/2015 03:15 PM (59), 03/13/2017 09:38 AM (10), 08/31/2021 04:58 PM (3), 08/31/2021 05:06 PM (2), 03/12/2025 11:09 PM (17)
Complete: 🔍
Cache ID: 18:D80:40

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