VDB-11668 · OSVDB 101510 · GCVE-100-11668

Tor 0.2.4.15-rc INTRODUCE2 Cell Parser denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Tor 0.2.4.15-rc. It has been declared as problematic. This affects an unknown function of the component INTRODUCE2 Cell Parser. Executing a manipulation can lead to denial of service. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Tor 0.2.4.15-rc (Network Encryption Software) and classified as critical. This vulnerability affects some unknown processing of the component INTRODUCE2 Cell Parser. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability.

The weakness was presented 08/10/2013 as confirmed changelog entry (Website). The advisory is shared for download at gitweb.torproject.org. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

Upgrading to version 0.2.4.16-rc 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 (101510†). See VDB-11667, VDB-11666, VDB-11665 and VDB-11664 for similar entries. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
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: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
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: 🔍

Upgrade: Tor 0.2.4.16-rc

Timelineinfo

08/10/2013 🔍
08/10/2013 +0 days 🔍
12/30/2013 +142 days 🔍
03/24/2019 +1910 days 🔍

Sourcesinfo

Advisory: gitweb.torproject.org
Status: Confirmed

GCVE (VulDB): GCVE-100-11668
OSVDB: 101510

See also: 🔍

Entryinfo

Created: 12/30/2013 11:35
Updated: 03/24/2019 09:00
Changes: 12/30/2013 11:35 (41), 03/24/2019 09:00 (2)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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