Description
When trying to load a non-video in an audio/video context the exact status code (200, 302, 404, 500, 412, 403, etc.) was disclosed via the MediaError Message. This level of information leakage is inconsistent with the standardized onerror/onsuccess disclosure and can lead to inferring login status to services or device discovery on a local network among other attacks. This vulnerability affects Firefox < 80 and Firefox for Android < 80.
Analysis and contextual insights are available on OpenCVE Cloud.
Remediation
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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Advisories
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2020-7653 | When trying to load a non-video in an audio/video context the exact status code (200, 302, 404, 500, 412, 403, etc.) was disclosed via the MediaError Message. This level of information leakage is inconsistent with the standardized onerror/onsuccess disclosure and can lead to inferring login status to services or device discovery on a local network among other attacks. This vulnerability affects Firefox < 80 and Firefox for Android < 80. |
Ubuntu USN |
USN-4474-1 | Firefox vulnerabilities |
References
History
No history.
Status: PUBLISHED
Assigner: mozilla
Published:
Updated: 2024-08-04T13:22:30.634Z
Reserved: 2020-07-10T00:00:00.000Z
Link: CVE-2020-15666
No data.
Status : Modified
Published: 2020-10-01T19:15:13.203
Modified: 2024-11-21T05:05:58.577
Link: CVE-2020-15666
No data.
OpenCVE Enrichment
No data.
Weaknesses
EUVD
Ubuntu USN