CVE Vulnerabilities

CVE-2017-8819

Published: Dec 03, 2017 | Modified: Oct 03, 2019
CVSS 3.x
7.5
HIGH
Source:
NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
Ubuntu

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, the replay-cache protection mechanism is ineffective for v2 onion services, aka TROVE-2017-009. An attacker can send many INTRODUCE2 cells to trigger this issue.

Affected Software

Name Vendor Start Version End Version
Tor Tor_project * 0.2.5.16 (excluding)
Tor Tor_project 0.2.6 (including) 0.2.8.17 (excluding)
Tor Tor_project 0.2.9 (including) 0.2.9.14 (excluding)
Tor Tor_project 0.3.0 (including) 0.3.0.13 (excluding)
Tor Tor_project 0.3.1 (including) 0.3.1.9 (excluding)

References