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CVE-2015-2689

nvd nist
Published: Jan 24, 2020Modified: Nov 21, 2024

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7.5
Vector
CVSS:3.1/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

Tor before 0.2.4.26 and 0.2.5.x before 0.2.5.11 does not properly handle pending-connection resolve states during periods of high DNS load, which allows remote attackers to cause a denial of service (assertion failure and daemon exit) via crafted packets.

Affected (2)

Products: Torproject: Tor
Torproject
1 product
Tor
Configuration A
2 vulnerable
Vulnerable SoftwareAffected Versions
Torproject
Tor
Before 0.2.4.26
Tor
From 0.2.5.1 to 0.2.5.11

Related CWEs

CWE-20
Improper Input Validation
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

References (4)

Source: security@debian.org
Mailing ListVendor Advisory
Source: security@debian.org
PatchVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing ListVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
PatchVendor Advisory

Timeline

No history available yet.