Detections
Analytics

CVE-2019-8955

high

Description

In Tor before 0.3.3.12, 0.3.4.x before 0.3.4.11, 0.3.5.x before 0.3.5.8, and 0.4.x before 0.4.0.2-alpha, remote denial of service against Tor clients and relays can occur via memory exhaustion in the KIST cell scheduler.

References

http://www.securityfocus.com/bid/107136

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00013.html

https://trac.torproject.org/projects/tor/ticket/29168

https://blog.torproject.org/new-releases-tor-0402-alpha-0358-03411-and-03312

Details

Source: Mitre, NVD

Published: 2019-02-21

Updated: 2024-11-21

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

EPSS

EPSS: 0.02042