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tor vulnerabilities and exploits
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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
6.5
CVSSv3
CVE-2021-22917
Brave Browser Desktop between versions 1.17 and 1.20 is vulnerable to information disclosure by way of DNS requests in Tor windows not flowing through Tor if adblocking was enabled.
Brave Browser
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
5.3
CVSSv3
CVE-2021-21323
Brave is an open source web browser with a focus on privacy and security. In Brave versions 1.17.73-1.20.103, the CNAME adblocking feature added in Brave 1.17.73 accidentally initiated DNS requests that bypassed the Brave Tor proxy. Users with adblocking enabled would leak DNS re...
Brave Brave
5.5
CVSSv3
CVE-2020-8276
The implementation of Brave Desktop's privacy-preserving analytics system (P3A) between 1.1 and 1.18.35 logged the timestamp of when the user last opened an incognito window, including Tor windows. The intended behavior was to log the timestamp for incognito windows excludin...
Brave Brave
5.3
CVSSv3
CVE-2020-25073
FreedomBox up to and including 20.13 allows remote malicious users to obtain sensitive information from the /server-status page of the Apache HTTP Server, because a connection from the Tor onion service (or from PageKite) is considered a local connection. This affects both the fr...
Debian Freedombox
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
firmware
CVE-2023-52866
CVE-2024-4367
CVE-2024-1721
CVE-2023-34992
XML injection
CVE-2023-52817
SQL
CVE-2023-52855
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