CVE-2015-7215
Summary
| CVE | CVE-2015-7215 |
|---|---|
| State | PUBLISHED |
| Assigner | mozilla |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2015-12-16 11:59:13 UTC |
| Updated | 2026-05-06 22:30:45 UTC |
| Description | The importScripts function in the Web Workers API implementation in Mozilla Firefox before 43.0 allows remote attackers to bypass the Same Origin Policy by triggering use of the no-cors mode in the fetch API to attempt resource access that throws an exception, leading to information disclosure after a rethrow. |
Risk And Classification
CVSS v2.0 Breakdown
Access Vector
NetworkAccess Complexity
LowAuthentication
NoneConfidentiality
PartialIntegrity
NoneAvailability
NoneAV:N/AC:L/Au:N/C:P/I:N/A:N
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Fedoraproject | Fedora | 22 | All | All | All |
| Operating System | Fedoraproject | Fedora | 23 | All | All | All |
| Application | Mozilla | Firefox | All | All | All | All |
| Operating System | Opensuse | Leap | 42.1 | All | All | All |
| Operating System | Opensuse | Opensuse | 13.1 | All | All | All |
| Operating System | Opensuse | Opensuse | 13.2 | All | All | All |
Vendor Declared Affected Products
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| [SECURITY] Fedora 22 Update: firefox-43.0-1.fc22 | af854a3a-2127-422b-91ae-364da2661108 | lists.fedoraproject.org | |
| Mozilla Firefox Multiple Security Vulnerabilities | af854a3a-2127-422b-91ae-364da2661108 | www.securityfocus.com | |
| openSUSE-SU-2015:2353-1: moderate: Security update for MozillaFirefox | af854a3a-2127-422b-91ae-364da2661108 | lists.opensuse.org | |
| Cross-origin information leak through web workers error events — Mozilla | af854a3a-2127-422b-91ae-364da2661108 | www.mozilla.org | Vendor Advisory |
| openSUSE-SU-2016:0308-1: moderate: Security update for Seamonkey | af854a3a-2127-422b-91ae-364da2661108 | lists.opensuse.org | |
| [SECURITY] Fedora 23 Update: firefox-43.0-1.fc23 | af854a3a-2127-422b-91ae-364da2661108 | lists.fedoraproject.org | |
| Throw NetworkError for cross-origin importScripts() exceptions by annevk · Pull Request #166 · whatwg/html · GitHub | af854a3a-2127-422b-91ae-364da2661108 | github.com | |
| openSUSE-SU-2016:0307-1: moderate: Security update for seamonkey | af854a3a-2127-422b-91ae-364da2661108 | lists.opensuse.org | |
| USN-2833-1: Firefox vulnerabilities | Ubuntu | af854a3a-2127-422b-91ae-364da2661108 | www.ubuntu.com | |
| Worker cleanup · Issue #164 · whatwg/html · GitHub | af854a3a-2127-422b-91ae-364da2661108 | github.com | |
| 28961 – importScripts needs to consider the muted errors flag before propagating exceptions | af854a3a-2127-422b-91ae-364da2661108 | www.w3.org | Vendor Advisory |
| 1160890 - (CVE-2015-7215) Cross-origin information disclosure with error message of Web Workers importScripts() | af854a3a-2127-422b-91ae-364da2661108 | bugzilla.mozilla.org | |
| Mozilla Products: Multiple vulnerabilities (GLSA 201512-10) — Gentoo Security | af854a3a-2127-422b-91ae-364da2661108 | security.gentoo.org | |
| Mozilla Firefox Multiple Flaws Let Remote Users Execute Arbitrary Code, Obtain Potentially Sensitive Information, Bypass Same-Origin Policy, and Cause Denial of Service Conditions - SecurityTracker | af854a3a-2127-422b-91ae-364da2661108 | www.securitytracker.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.