CVE-2016-2817

Published on: 04/30/2016 12:00:00 AM UTC

Last Modified on: 03/23/2021 11:27:16 PM UTC

CVE-2016-2817

Source: Mitre
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

Certain versions of Firefox from Mozilla contain the following vulnerability:

The WebExtension sandbox feature in browser/components/extensions/ext-tabs.js in Mozilla Firefox before 46.0 does not properly restrict principal inheritance during chrome.tabs.create and chrome.tabs.update API calls, which allows remote attackers to conduct Universal XSS (UXSS) attacks via a crafted extension that accesses a (1) javascript: or (2) data: URL.

  • CVE-2016-2817 has been assigned by [email protected] to track the vulnerability - currently rated as MEDIUM severity.

CVSS3 Score: 5.4 - MEDIUM

Attack
Vector ⓘ		 Attack
Complexity		 Privileges
Required		 User
Interaction
NETWORK LOW NONE REQUIRED
Scope Confidentiality
Impact		 Integrity
Impact		 Availability
Impact
UNCHANGED LOW LOW NONE

CVSS2 Score: 4.3 - MEDIUM

Access
Vector ⓘ		 Access
Complexity		 Authentication
NETWORK MEDIUM NONE
Confidentiality
Impact		 Integrity
Impact		 Availability
Impact
NONE PARTIAL NONE

CVE References

Description Tags ⓘ Link
1227462 – chrome.tabs.update/create APIs should call checkLoadURI with DISALLOW_INHERIT_PRINCIPAL bugzilla.mozilla.org
text/html
 URL Logo CONFIRM bugzilla.mozilla.org/show_bug.cgi?id=1227462
Elevation of privilege with chrome.tabs.update API in web extensions — Mozilla Vendor Advisory
www.mozilla.org
text/html
 URL Logo CONFIRM www.mozilla.org/security/announce/2016/mfsa2016-46.html
Mozilla Firefox, Thunderbird: Multiple vulnerabilities (GLSA 201701-15) — Gentoo security security.gentoo.org
text/html
 URL Logo GENTOO GLSA-201701-15
[security-announce] openSUSE-SU-2016:1211-1: important: Security update lists.opensuse.org
text/html
 URL Logo SUSE openSUSE-SU-2016:1211
openSUSE-SU-2016:1251-1: moderate: Security update to Firefox 46.0 lists.opensuse.org
text/html
 URL Logo SUSE openSUSE-SU-2016:1251
USN-2936-2: Oxygen-GTK3 update | Ubuntu www.ubuntu.com
text/html
 URL Logo UBUNTU USN-2936-2
USN-2936-1: Firefox vulnerabilities | Ubuntu www.ubuntu.com
text/html
 URL Logo UBUNTU USN-2936-1
USN-2936-3: Firefox regression | Ubuntu www.ubuntu.com
text/html
 URL Logo UBUNTU USN-2936-3
Mozilla Firefox Multiple Flaws Let Remote Users Execute Arbitrary Code, Gain Elevated Privileges, Bypass Security Restrictions, and Obtain Potentially Sensitive Information - SecurityTracker www.securitytracker.com
text/html
 URL Logo SECTRACK 1035692
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Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationMozillaFirefoxAllAllAllAll
  • cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*: