CVE-2016-1254
Publication date 5 December 2017
Last updated 24 July 2024
Ubuntu priority
Tor before 0.2.8.12 might allow remote attackers to cause a denial of service (client crash) via a crafted hidden service descriptor.
From the Ubuntu Security Team
It was discovered that the Tor client could be made to crash via a crafted hidden service descriptor. This could result in a denial of service.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| tor | ||
| 18.04 LTS bionic |
Not affected
|
|
| 16.04 LTS xenial |
Not affected
|
|
| 14.04 LTS trusty |
Fixed 0.2.4.27-1ubuntu0.1
|
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score |
7.5 · High
|
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |