CVE-2016-2817

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.

CVSS v3.0 5.4 MEDIUM
CVSS v2.0 4.3 MEDIUM

5.4^/10

CVSS v3.0 : MEDIUM

Vector : AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

Exploitability : 2.8 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:N/I:P/A:N

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=1227462
http://www.mozilla.org/security/announce/2016/mfsa2016-46.html	Vendor Advisory
http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00005.html
http://www.ubuntu.com/usn/USN-2936-1
http://www.ubuntu.com/usn/USN-2936-2
http://lists.opensuse.org/opensuse-updates/2016-05/msg00038.html
http://www.ubuntu.com/usn/USN-2936-3
http://www.securitytracker.com/id/1035692
https://security.gentoo.org/glsa/201701-15

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Configurations

Configuration 1 (hide)

cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*

Information

Published : 2016-04-30 10:59

Updated : 2017-06-30 18:29

NVD link : CVE-2016-2817

Mitre link : CVE-2016-2817

JSON object : View

CWE

CWE-264

Permissions, Privileges, and Access Controls

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Products Affected

mozilla

firefox

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