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CVE-2017-5386

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Date: June 11, 2018

WebExtension scripts can use the "data:" protocol to affect pages loaded by other web extensions using this protocol, leading to potential data disclosure or privilege escalation in affected extensions. This vulnerability affects Firefox ESR < 45.7 and Firefox < 51.

Language: C++

Severity Score

Related Resources (13)

https://access.redhat.com/security/cve/CVE-2017-5386
https://www.debian.org/security/2017/dsa-3771
https://www.mozilla.org/security/advisories/mfsa2017-02/
https://security.gentoo.org/glsa/201702-22
https://bugzilla.mozilla.org/show_bug.cgi?id=1319070
https://www.mozilla.org/security/advisories/mfsa2017-01/
http://www.securityfocus.com/bid/95769
https://nvd.nist.gov/vuln/detail/CVE-2017-5386
http://www.securitytracker.com/id/1037693
https://security-tracker.debian.org/tracker/CVE-2017-5386
http://rhn.redhat.com/errata/RHSA-2017-0190.html
https://people.canonical.com/~ubuntu-security/cve/CVE-2017-5386
https://www.mend.io/vulnerability-database/CVE-2017-5386

Severity Score

Weakness Type (CWE)

Insufficient Information

NVD-CWE-noinfo

Top Fix

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Upgrade to version Firefox-51.0,Firefox-ESR-45.7

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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): LOW
Integrity (I): LOW
Availability (A): LOW

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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