Tor up to 0.2.0.31 access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.6$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Tor up to 0.2.0.31. This issue affects some unknown processing. Performing a manipulation results in access control. This vulnerability is reported as CVE-2008-5397. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Tor up to 0.2.0.31 (Network Encryption Software). It has been classified as critical. This affects an unknown code. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Tor before 0.2.0.32 does not properly process the (1) User and (2) Group configuration options, which might allow local users to gain privileges by leveraging unintended supplementary group memberships of the Tor process.

The bug was discovered 12/04/2008. The weakness was disclosed 12/08/2008 (Website). The advisory is shared at security.gentoo.org. This vulnerability is uniquely identified as CVE-2008-5397 since 12/08/2008. The exploitability is told to be easy. An attack has to be approached locally. No form of authentication is needed for 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 4 days. During that time the estimated underground price was around $5k-$25k. The vulnerability scanner Nessus provides a plugin with the ID 36139 (GLSA-200904-11 : Tor: Multiple vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks and running in the context l.

Upgrading to version 0.1.1.5 Alpha eliminates this vulnerability. A possible mitigation has been published 5 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (47101), Tenable (36139), SecurityFocus (BID 32648†), OSVDB (50441†) and Secunia (SA34583†). The entries VDB-46276, VDB-45358 and VDB-47179 are pretty similar. 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: 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: 36139
Nessus Name: GLSA-200904-11 : Tor: Multiple vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 63805
OpenVAS Name: Gentoo Security Advisory GLSA 200904-11 (tor)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Tor 0.1.1.5 Alpha

Timelineinfo

12/04/2008 🔍
12/04/2008 +0 days 🔍
12/04/2008 +0 days 🔍
12/08/2008 +4 days 🔍
12/08/2008 +0 days 🔍
12/08/2008 +0 days 🔍
04/08/2009 +121 days 🔍
04/09/2009 +1 days 🔍
04/11/2009 +2 days 🔍
04/13/2009 +2 days 🔍
03/17/2015 +2164 days 🔍
09/01/2019 +1629 days 🔍

Sourcesinfo

Advisory: security.gentoo.org
Status: Not defined
Confirmation: 🔍

CVE: CVE-2008-5397 (🔍)
GCVE (CVE): GCVE-0-2008-5397
GCVE (VulDB): GCVE-100-45357
X-Force: 47101
SecurityFocus: 32648 - Tor Security Bypass And Privilege Escalation Weaknesses
Secunia: 34583
OSVDB: 50441 - CVE-2008-5397 - Tor - Privilege Escalation Issue
Vulnerability Center: 21537 - Tor Prior to 0.2.0.32 Local Privilege Escalation Vulnerability, Medium
Vupen: ADV-2008-3366

See also: 🔍

Entryinfo

Created: 03/17/2015 16:11
Updated: 09/01/2019 12:17
Changes: 03/17/2015 16:11 (78), 09/01/2019 12:17 (4)
Complete: 🔍
Cache ID: 216:478:103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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