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CVE-2018-12395

UNKNOWN
Published 2019-02-28T18:00:00
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No CVSS data available

Description

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.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Mozilla

Firefox ESR

Affected Versions:

unspecified
Mozilla

Firefox

Affected Versions:

unspecified

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed HIGH

GHSA-vw7x-c78h-8w2r

Advisory Details

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.

CVSS Scoring

CVSS Score

7.5

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2018-12395
WEB https://access.redhat.com/errata/RHSA-2018:3005
WEB https://access.redhat.com/errata/RHSA-2018:3006
WEB https://bugzilla.mozilla.org/show_bug.cgi?id=1467523
WEB https://lists.debian.org/debian-lts-announce/2018/11/msg00008.html
WEB https://security.gentoo.org/glsa/201811-04
WEB https://usn.ubuntu.com/3801-1
WEB https://www.debian.org/security/2018/dsa-4324
WEB https://www.mozilla.org/security/advisories/mfsa2018-26
WEB https://www.mozilla.org/security/advisories/mfsa2018-27
WEB http://www.securityfocus.com/bid/105718
WEB http://www.securitytracker.com/id/1041944

Advisory provided by GitHub Security Advisory Database. Published: May 13, 2022, Modified: May 13, 2022

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
Published: 2019-02-28T18:00:00
Last Modified: 2024-08-05T08:30:59.771Z
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