CVE-2018-12398
First published: Tue Oct 23 2018(Updated: )
By using the reflected URL in some special resource URIs, such as chrome:, it is possible to inject stylesheets and bypass Content Security Policy (CSP).
Credit: security@mozilla.org security@mozilla.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mozilla Firefox | <63 | 63 |
| Mozilla Firefox | <63.0 | |
| Canonical Ubuntu Linux | =14.04 | |
| Canonical Ubuntu Linux | =16.04 | |
| Canonical Ubuntu Linux | =18.04 | |
| Canonical Ubuntu Linux | =18.10 | |
| debian/firefox | 132.0.2-1 |
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Reference Links
- http://www.securityfocus.com/bid/105721
- https://bugzilla.mozilla.org/show_bug.cgi?id=1460538
- https://bugzilla.mozilla.org/show_bug.cgi?id=1488061
- https://www.mozilla.org/security/advisories/mfsa2018-26/
- http://www.securitytracker.com/id/1041944
- https://usn.ubuntu.com/3801-1/
- https://launchpad.net/bugs/cve/CVE-2018-12398
- https://www.mozilla.org/en-US/security/advisories/mfsa2018-26/
- https://www.mozilla.org/en-US/security/advisories/mfsa2018-26/#CVE-2018-12398
- https://security-tracker.debian.org/tracker/CVE-2018-12398
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12398
- https://nvd.nist.gov/vuln/detail/CVE-2018-12398
- https://ubuntu.com/security/CVE-2018-12398
Peer vulnerabilities
(Found alongside the following vulnerabilities)
Frequently Asked Questions
What is the vulnerability ID for this vulnerability?
The vulnerability ID for this vulnerability is CVE-2018-12398.
Which software versions are affected by this vulnerability?
This vulnerability affects Firefox versions < 63.
How does this vulnerability work?
By using the reflected URL in some special resource URIs, such as chrome:, it is possible to inject stylesheets and bypass Content Security Policy (CSP).
What is the severity of CVE-2018-12398?
CVE-2018-12398 has a severity rating of medium.
How can I fix the vulnerability in Firefox?
To fix the vulnerability, update Firefox to version 63 or higher.
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- version/canonical ubuntu linux/16.04
- version/canonical ubuntu linux/18.04
- version/canonical ubuntu linux/18.10
- package-manager/debian