CVE-2017-7842
Publication date 15 November 2017
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
If a document’s Referrer Policy attribute is set to “no-referrer” sometimes two network requests are made for ”<link>” elements instead of one. One of these requests includes the referrer instead of respecting the set policy to not include a referrer on requests. This vulnerability affects Firefox < 57.
Status
Package | Ubuntu Release | Status |
---|---|---|
firefox | 18.04 LTS bionic |
Fixed 57.0.1+build2-0ubuntu1
|
16.04 LTS xenial |
Fixed 57.0+build4-0ubuntu0.16.04.5
|
|
14.04 LTS trusty |
Fixed 57.0+build4-0ubuntu0.14.04.4
|
Severity score breakdown
Parameter | Value |
---|---|
Base score | 5.3 · Medium |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | Low |
Integrity impact | None |
Availability impact | None |
Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
References
Related Ubuntu Security Notices (USN)
- USN-3477-1
- Firefox vulnerabilities
- 16 November 2017