HIGH7.5
Tor before 0.3.5.10, 0.4.x before 0.4.1.9, and 0.4.2.x before 0.4.2.7 allows remote attackers to cause a Denial of Service (memory leak), aka TROVE-2020-004. This occurs in circpad_setup_machine_on_circ because a circuit-padding machine can be negotiated twice on the same circuit.
CVSS 2.0MEDIUM 5.0
CVSS:2.0/AV:N/AC:L/Au:N/C:N/I:N/A:PCVSS 3.xHIGH 7.5
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HReferences
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00045.html
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00052.html
- https://security.gentoo.org/glsa/202003-50
- https://trac.torproject.org/projects/tor/ticket/33619
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00045.html
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00052.html
- https://security.gentoo.org/glsa/202003-50
- https://trac.torproject.org/projects/tor/ticket/33619