An issue was discovered in Tor before 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.
https://security.gentoo.org/glsa/202107-25
http://packetstormsecurity.com/files/163510/Tor-Half-Closed-Connection-Stream-Confusion.html
https://gitlab.torproject.org/tpo/core/tor/-/issues/40389
https://blog.torproject.org/node/2041
Source: Mitre, NVD
Published: 2021-06-29
Updated: 2023-08-08
Base Score: 5
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P
Severity: Medium
Base Score: 7.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Severity: High
EPSS: 0.00159