Tor up to 0.4.6.4 Circuit ID privilege escalation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Tor up to 0.4.6.4. Affected is an unknown function of the component Circuit ID Handler. Performing a manipulation results in an unknown weakness. This vulnerability is cataloged as CVE-2021-34549. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in Tor up to 0.4.6.4 (Network Encryption Software). This affects an unknown functionality of the component Circuit ID Handler. The impact remains unknown.

The weakness was shared 06/30/2021. It is possible to read the advisory at gitlab.torproject.org. This vulnerability is uniquely identified as CVE-2021-34549. The technical details are unknown and an exploit is not publicly available.

Upgrading to version 0.4.6.5 eliminates this vulnerability.

Be aware that VulDB is the high quality 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: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
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: Privilege escalation
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Tor 0.4.6.5

Timelineinfo

06/10/2021 🔍
06/30/2021 +20 days 🔍
06/30/2021 +0 days 🔍
07/03/2021 +3 days 🔍

Sourcesinfo

Advisory: gitlab.torproject.org
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-34549 (🔍)
GCVE (CVE): GCVE-0-2021-34549
GCVE (VulDB): GCVE-100-177759

Entryinfo

Created: 06/30/2021 10:37
Updated: 07/03/2021 20:47
Changes: 06/30/2021 10:37 (36), 07/03/2021 20:47 (6)
Complete: 🔍
Cache ID: 216::103

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