CVE-2017-8822 Information

Description

In Tor before 0.2.5.16 0.2.6 through 0.2.8 before 0.2.8.17 0.2.9 before 0.2.9.14 0.3.0 before 0.3.0.13 and 0.3.1 before 0.3.1.9 relays (that have incompletely downloaded descriptors) can pick themselves in a circuit path leading to a degradation of anonymity aka TROVE-2017-012.

CVSS Vector

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

Reference

https://blog.torproject.org/new-stable-tor-releases-security-fixes-0319-03013-02914-02817-02516 https://bugs.torproject.org/21534 https://bugs.torproject.org/24333 https://www.debian.org/security/2017/dsa-4054

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

NONE

Base Score

NONE

Base Severity

3.7