CVE-2017-5454
Publication date 20 April 2017
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
A mechanism to bypass file system access protections in the sandbox to use the file picker to access different files than those selected in the file picker through the use of relative paths. This allows for read only access to the local file system. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 52.1, and Firefox < 53.
Status
Package | Ubuntu Release | Status |
---|---|---|
firefox | ||
16.04 LTS xenial |
Fixed 53.0+build6-0ubuntu0.16.04.1
|
|
14.04 LTS trusty |
Fixed 53.0+build6-0ubuntu0.14.04.1
|
|
thunderbird | ||
16.04 LTS xenial |
Fixed 1:52.1.1+build1-0ubuntu0.16.04.1
|
|
14.04 LTS trusty |
Fixed 1:52.1.1+build1-0ubuntu0.14.04.1
|
|
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 | High |
Integrity impact | None |
Availability impact | None |
Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
References
Related Ubuntu Security Notices (USN)
- USN-3278-1
- Thunderbird vulnerabilities
- 16 May 2017
- USN-3260-1
- Firefox vulnerabilities
- 21 April 2017