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torproject tor vulnerabilities and exploits
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6.5
CVSSv3
CVE-2023-23589
The SafeSocks option in Tor prior to 0.4.7.13 has a logic error in which the unsafe SOCKS4 protocol can be used but not the safe SOCKS4a protocol, aka TROVE-2022-002.
Torproject Tor
Debian Debian Linux 10.0
Debian Debian Linux 11.0
Fedoraproject Fedora 36
Fedoraproject Fedora 37
7.5
CVSSv3
CVE-2022-33903
Tor 0.4.7.x prior to 0.4.7.8 allows a denial of service via the wedging of RTT estimation.
Torproject Tor
5.5
CVSSv3
CVE-2021-46702
Tor Browser 9.0.7 on Windows 10 build 10586 is vulnerable to information disclosure. This could allow local malicious users to bypass the intended anonymity feature and obtain information regarding the onion services visited by a local user. This can be accomplished by analyzing ...
Torproject Tor 9.0.7
1 Github repository
6.1
CVSSv3
CVE-2021-39246
Tor Browser up to and including 10.5.6 and 11.x up to and including 11.0a4 allows a correlation attack that can compromise the privacy of visits to v2 onion addresses. Exact timestamps of these onion-service visits are logged locally, and an attacker might be able to compare them...
Torproject Tor Browser
Torproject Tor Browser 11.0
7.5
CVSSv3
CVE-2021-38385
Tor prior to 0.3.5.16, 0.4.5.10, and 0.4.6.7 mishandles the relationship between batch-signature verification and single-signature verification, leading to a remote assertion failure, aka TROVE-2021-007.
Torproject Tor
7.5
CVSSv3
CVE-2021-34549
An issue exists in Tor prior to 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.
Torproject Tor
7.5
CVSSv3
CVE-2021-34550
An issue exists in Tor prior to 0.4.6.5, aka TROVE-2021-006. The v3 onion service descriptor parsing allows out-of-bounds memory access, and a client crash, via a crafted onion service descriptor
Torproject Tor
7.5
CVSSv3
CVE-2021-34548
An issue exists in Tor prior to 0.4.6.5, aka TROVE-2021-003. An attacker can forge RELAY_END or RELAY_RESOLVED to bypass the intended access control for ending a stream.
Torproject Tor
7.5
CVSSv3
CVE-2021-28089
Tor prior to 0.4.5.7 allows a remote participant in the Tor directory protocol to exhaust CPU resources on a target, aka TROVE-2021-001.
Torproject Tor 0.4.4.1
Torproject Tor 0.4.4.0
Torproject Tor
Torproject Tor 0.4.4.2
Torproject Tor 0.4.4.3
Fedoraproject Fedora 33
5.3
CVSSv3
CVE-2021-28090
Tor prior to 0.4.5.7 allows a remote malicious user to cause Tor directory authorities to exit with an assertion failure, aka TROVE-2021-002.
Torproject Tor 0.4.4.1
Torproject Tor 0.4.4.0
Torproject Tor
Torproject Tor 0.4.4.2
Torproject Tor 0.4.4.3
Fedoraproject Fedora 33
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
firewall
CVE-2024-35649
stored XSS
CVE-2022-28654
CVE-2020-35153
CVE-2024-27348
CVE-2022-28652
local users
CVE-2017-3506
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