8.8

CVE-2020-12422

In non-standard configurations, a JPEG image created by JavaScript could have caused an internal variable to overflow, resulting in an out of bounds write, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox < 78.

Data is provided by the National Vulnerability Database (NVD)
MozillaFirefox Version < 78.0
OpensuseLeap Version15.1
OpensuseLeap Version15.2
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 0.62% 0.689
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 8.8 2.8 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
nvd@nist.gov 7.6 4.9 10
AV:N/AC:H/Au:N/C:C/I:C/A:C
CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.