CVE-2020-15572 Information

Description

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.

CVSS Vector

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

Reference

https://blog.torproject.org/new-release-tor-03511-0428-0436-security-fixes https://gitlab.torproject.org/tpo/core/tor/-/issues/33119 https://trac.torproject.org/projects/tor/wiki/TROVE

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5