CVE-2018-18345
Publication date 11 December 2018
Last updated 25 August 2025
Ubuntu priority
Description
Incorrect handling of blob URLS in Site Isolation in Google Chrome prior to 71.0.3578.80 allowed a remote attacker who had compromised the renderer process to bypass site isolation protections via a crafted HTML page.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| chromium-browser | ||
| 18.04 LTS bionic |
Fixed 71.0.3578.80-0ubuntu0.18.04.1
|
|
| 16.04 LTS xenial |
Fixed 71.0.3578.80-0ubuntu0.16.04.1
|
|
| 14.04 LTS trusty | Not in release |
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score |
6.5 · Medium
|
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | Required |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | None |
| Availability impact | None |
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |