CVE Vulnerability

CVE-2020-15572

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.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://gitlab.torproject.org/tpo/core/tor/-/issues/33119 Vendor Advisory
https://trac.torproject.org/projects/tor/wiki/TROVE Vendor Advisory
https://blog.torproject.org/new-release-tor-03511-0428-0436-security-fixes Release Notes Vendor Advisory
Configurations

Configuration 1

cpe:2.3:a:torproject:tor:0.4.4.1:alpha:*:*:*:*:*:*
cpe:2.3:a:torproject:tor:0.4.4.0:alpha:*:*:*:*:*:*
cpe:2.3:a:torproject:tor:*:*:*:*:*:*:*:*
cpe:2.3:a:torproject:tor:*:*:*:*:*:*:*:*
cpe:2.3:a:torproject:tor:*:*:*:*:*:*:*:*
Information

Published : 2020-07-15 05:15

Updated : 2021-07-21 11:39

NVD link : CVE-2020-15572

Mitre link : CVE-2020-15572

Products Affected
No products.
CWE
CWE-125

Out-of-bounds Read