CVE-2020-10593

high

Description

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.

References

https://trac.torproject.org/projects/tor/ticket/33619

https://security.gentoo.org/glsa/202003-50

http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00052.html

http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00045.html

Details

Source: Mitre, NVD

Published: 2020-03-23

Updated: 2023-02-03

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

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