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CVE-2016-9075

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Date: June 11, 2018

An issue where WebExtensions can use the mozAddonManager API to elevate privilege due to privileged pages being allowed in the permissions list. This allows a malicious extension to then install additional extensions without explicit user permission. This vulnerability affects Firefox < 50.

Language: Unix

Severity Score

Related Resources (7)

https://www.mozilla.org/security/advisories/mfsa2016-89/
https://bugzilla.mozilla.org/show_bug.cgi?id=1295324
http://www.securityfocus.com/bid/94337
https://people.canonical.com/~ubuntu-security/cve/CVE-2016-9075
http://www.securitytracker.com/id/1037298
https://nvd.nist.gov/vuln/detail/CVE-2016-9075
https://www.mend.io/vulnerability-database/CVE-2016-9075

Severity Score

Weakness Type (CWE)

Permissions, Privileges, and Access Control

CWE-264

Top Fix

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CVSS v3.1

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

CVSS v2

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

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