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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HTorproject Tor
APPTorproject< 0.3.5.150.4.0.0 – 0.4.4.9 (bez)0.4.5.0 – 0.4.5.9 (bez)0.4.6.0 – 0.4.6.5 (bez)
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