Vulnerabilities > Torproject > TOR > 0.2.0.20

DATE CVE VULNERABILITY TITLE RISK
2023-01-14 CVE-2023-23589 The SafeSocks option in Tor before 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.
network
low complexity
torproject debian fedoraproject
6.5
2021-08-30 CVE-2021-38385 Reachable Assertion vulnerability in Torproject TOR
Tor before 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.
network
low complexity
torproject CWE-617
7.5
2021-06-29 CVE-2021-34549 Resource Exhaustion vulnerability in Torproject TOR
An issue was discovered in Tor before 0.4.6.5, aka TROVE-2021-005.
network
low complexity
torproject CWE-400
5.0
2021-06-29 CVE-2021-34550 Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in Torproject TOR
An issue was discovered in Tor before 0.4.6.5, aka TROVE-2021-006.
network
low complexity
torproject CWE-119
5.0
2021-06-29 CVE-2021-34548 Authentication Bypass by Spoofing vulnerability in Torproject TOR
An issue was discovered in Tor before 0.4.6.5, aka TROVE-2021-003.
network
low complexity
torproject CWE-290
7.5
2021-03-19 CVE-2021-28090 Reachable Assertion vulnerability in multiple products
Tor before 0.4.5.7 allows a remote attacker to cause Tor directory authorities to exit with an assertion failure, aka TROVE-2021-002.
network
low complexity
torproject fedoraproject CWE-617
5.3
2021-03-19 CVE-2021-28089 Resource Exhaustion vulnerability in multiple products
Tor before 0.4.5.7 allows a remote participant in the Tor directory protocol to exhaust CPU resources on a target, aka TROVE-2021-001.
network
low complexity
torproject fedoraproject CWE-400
7.5
2020-07-15 CVE-2020-15572 Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in Torproject TOR
Tor before 0.4.3.6 has an out-of-bounds memory access that allows a remote denial-of-service (crash) attack against Tor instances built to use Mozilla Network Security Services (NSS), aka TROVE-2020-001.
4.3
2020-02-02 CVE-2020-8516 Unspecified vulnerability in Torproject TOR
The daemon in Tor through 0.4.1.8 and 0.4.2.x through 0.4.2.6 does not verify that a rendezvous node is known before attempting to connect to it, which might make it easier for remote attackers to discover circuit information.
network
low complexity
torproject
5.3
2020-01-24 CVE-2015-2929 Denial of Service vulnerability in Tor
The Hidden Service (HS) client implementation in Tor before 0.2.4.27, 0.2.5.x before 0.2.5.12, and 0.2.6.x before 0.2.6.7 allows remote servers to cause a denial of service (assertion failure and application exit) via a malformed HS descriptor.
network
low complexity
torproject
5.0