Description
Memory safety bugs present in Firefox 113. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 114.
References (3)
Core 3
Core References
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2023-20/
Third Party Advisory
https://security.gentoo.org/glsa/202401-10
Scores
CVSS v3
9.8
EPSS
0.0031
EPSS Percentile
54.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
total
Details
CWE
CWE-787
Status
published
Products (1)
mozilla/firefox
< 114.0
Published
Jun 19, 2023
Tracked Since
Feb 18, 2026