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[email protected]CVE-2020-15572

HistoryJul 15, 2020 - 5:15 p.m.

CVE-2020-15572

2020-07-1517:15:11

CWE-125

[email protected]

web.nvd.nist.gov

tor

cve-2020-15572

out-of-bounds memory access

denial-of-service

crash

trove-2020-001

nvd

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

7.4 High

AI Score

Confidence

High

4.3 Medium

CVSS2

Access Vector

Access Complexity

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

0.003 Low

EPSS

Percentile

70.5%

JSON

Tor before 0.4.3.6 has an out-of-bounds memory access that allows a remote denial-of-service (crash) attack against Tor instances built to use Mozilla Network Security Services (NSS), aka TROVE-2020-001.

Affected configurations

NVD

Node

torprojecttorRange<0.3.5.11

torprojecttorRange0.4.2.0–0.4.2.8

torprojecttorRange0.4.3.0–0.4.3.6

torprojecttorMatch0.4.4.0alpha

torprojecttorMatch0.4.4.1alpha

CPENameOperatorVersion
torproject:tortorproject torlt0.3.5.11
torproject:tortorproject torlt0.4.2.8
torproject:tortorproject torlt0.4.3.6
torproject:tortorproject toreq0.4.4.0
torproject:tortorproject toreq0.4.4.1

CPE	Name	Operator	Version
torproject:tor	torproject tor	lt	0.3.5.11
torproject:tor	torproject tor	lt	0.4.2.8
torproject:tor	torproject tor	lt	0.4.3.6
torproject:tor	torproject tor	eq	0.4.4.0
torproject:tor	torproject tor	eq	0.4.4.1