7.5

CVE-2020-6821

When reading from areas partially or fully outside the source resource with WebGL's <code>copyTexSubImage</code> method, the specification requires the returned values be zero. Previously, this memory was uninitialized, leading to potentially sensitive data disclosure. This vulnerability affects Thunderbird < 68.7.0, Firefox ESR < 68.7, and Firefox < 75.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Mozilla ≫ Firefox Version < 75.0
Mozilla ≫ Firefox ESR Version < 68.7.0
Mozilla ≫ Thunderbird Version < 68.7.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.47% 0.703
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
nvd@nist.gov 5 10 2.9
AV:N/AC:L/Au:N/C:P/I:N/A:N
CWE-908 Use of Uninitialized Resource

The product uses or accesses a resource that has not been initialized.

https://usn.ubuntu.com/4335-1/
Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2020-14/
Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1625404
Issue Tracking
Permissions Required
https://www.mozilla.org/security/advisories/mfsa2020-12/
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2020-13/
Vendor Advisory