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Status published
High
CVE-2021-34549
An issue was discovered in Tor before 0.4.6.5, aka TROVE-2021-005....
Vulnerability Description
An issue was discovered in Tor before 0.4.6.5, aka TROVE-2021-005. Hashing is mishandled for certain retrieval of circuit data. Consequently. an attacker can trigger the use of an attacker-chosen circuit ID to cause algorithm inefficiency.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
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CVE-2021-34550
An issue was discovered in Tor before 0.4.6.5, aka TROVE-2021-006....
High
7.5
Affected Vendor
torproject
View all reports →Affected Software
tor
Vulnerable Versions:
0, 0.4.0.0, 0.4.5.0, 0.4.6.0
Timeline
Official Publish:
June 29th, 2021
Last Modified:
August 4th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.