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CVE-2016-1949

Date: February 12, 2016

Mozilla Firefox before 44.0.2 does not properly restrict the interaction between Service Workers and plugins, which allows remote attackers to bypass the Same Origin Policy via a crafted web site that triggers spoofed responses to requests that use NPAPI, as demonstrated by a request for a crossdomain.xml file.

Severity Score

Related Resources (10)

https://bugzilla.mozilla.org/show_bug.cgi?id=1245724
http://www.mozilla.org/security/announce/2016/mfsa2016-13.html
http://lists.opensuse.org/opensuse-updates/2016-02/msg00142.html
http://www.ubuntu.com/usn/USN-2893-1
http://www.securitytracker.com/id/1035007
https://security.gentoo.org/glsa/201605-06
https://nvd.nist.gov/vuln/detail/CVE-2016-1949
https://people.canonical.com/~ubuntu-security/cve/CVE-2016-1949
http://lists.opensuse.org/opensuse-updates/2016-02/msg00102.html
https://www.mend.io/vulnerability-database/CVE-2016-1949

Severity Score

Weakness Type (CWE)

Permissions, Privileges, and Access Control

CWE-264

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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