CVE-2018-12395
N/A
N/A
Summary
By rewriting the Host: request headers using the webRequest API, a WebExtension can bypass domain restrictions through domain fronting. This would allow access to domains that share a host that are otherwise restricted. This vulnerability affects Firefox ESR < 60.3 and Firefox < 63.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Mozilla | Firefox ESR | unspecified < 60.3 | affected |
| Mozilla | Firefox | unspecified < 63 | affected |
Weaknesses
- WebExtension bypass of domain restrictions through header rewriting
ADP Enrichment
CVE Program Container
Additional References
- https://www.debian.org/security/2018/dsa-4324
- https://www.mozilla.org/security/advisories/mfsa2018-26/
- https://security.gentoo.org/glsa/201811-04
- https://www.mozilla.org/security/advisories/mfsa2018-27/
- https://access.redhat.com/errata/RHSA-2018:3005
- http://www.securityfocus.com/bid/105718
- https://access.redhat.com/errata/RHSA-2018:3006
- https://usn.ubuntu.com/3801-1/
- https://lists.debian.org/debian-lts-announce/2018/11/msg00008.html
- http://www.securitytracker.com/id/1041944
- https://bugzilla.mozilla.org/show_bug.cgi?id=1467523
References
- https://www.debian.org/security/2018/dsa-4324
- https://www.mozilla.org/security/advisories/mfsa2018-26/
- https://security.gentoo.org/glsa/201811-04
- https://www.mozilla.org/security/advisories/mfsa2018-27/
- https://access.redhat.com/errata/RHSA-2018:3005
- http://www.securityfocus.com/bid/105718
- https://access.redhat.com/errata/RHSA-2018:3006
- https://usn.ubuntu.com/3801-1/
- https://lists.debian.org/debian-lts-announce/2018/11/msg00008.html
- http://www.securitytracker.com/id/1041944
- https://bugzilla.mozilla.org/show_bug.cgi?id=1467523
Feedback
Was this page helpful?
Glad to hear it! Please tell us how we can improve.
Sorry to hear that. Please tell us how we can improve.