← Back

CVE-2019-8955

nvd nist
Published: Feb 21, 2019Modified: Jun 17, 2026

JSON object

Loading...
7.5
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Exploitability: 3.9 / Impact: 3.6
Source: NVD

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.

Affected (19)

Products: Torproject: Tor
Torproject
1 product
Tor
Configuration A
19 vulnerable
Vulnerable SoftwareAffected Versions
Torproject
Tor
Before 0.3.3.12
Tor
From 0.3.4.8 to 0.3.4.11
Tor
Version 0.3.4.0 alpha-dev
Tor
Version 0.3.4.1 alpha
Tor
Version 0.3.4.2 alpha
Tor
Version 0.3.4.3 alpha
Tor
Version 0.3.4.4 rc
Tor
Version 0.3.4.5 rc
Tor
Version 0.3.4.6 rc
Tor
Version 0.3.4.7 rc
Tor
Version 0.3.5.0 alpha-dev
Tor
Version 0.3.5.1 alpha
Tor
Version 0.3.5.2 alpha
Tor
Version 0.3.5.3 alpha
Tor
Version 0.3.5.4 alpha
Tor
Version 0.3.5.5 alpha
Tor
Version 0.3.5.6 rc
Tor
Version 0.3.5.7
Tor
Version 0.4.0.1 alpha

Related CWEs

CWE-770
Allocation of Resources Without Limits or Throttling
The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.

References (8)

Source: cve@mitre.org
Source: cve@mitre.org
Third Party AdvisoryVDB Entry
Source: cve@mitre.org
Vendor Advisory
Source: cve@mitre.org
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party AdvisoryVDB Entry
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory

Timeline

No history available yet.