CVE Vulnerability

CVE-2018-5135

WebExtensions can bypass normal restrictions in some circumstances and use "browser.tabs.executeScript" to inject scripts into contexts where this should not be allowed, such as pages from other WebExtensions or unprivileged "about:" pages. This vulnerability affects Firefox < 59.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://www.mozilla.org/security/advisories/mfsa2018-06/ Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1431371 Permissions Required
https://usn.ubuntu.com/3596-1/ Third Party Advisory
http://www.securitytracker.com/id/1040514 Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/103386 Third Party Advisory VDB Entry
Configurations

Configuration 1

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

Published : 2018-06-11 09:29

Updated : 2019-10-03 12:03

NVD link : CVE-2018-5135

Mitre link : CVE-2018-5135

Products Affected
No products.
CWE
CWE-862