CVE-2023-34417

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
mozillaCNA
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CVEADP
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CISA-ADPADP
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 53%
VendorProductVersion
mozillafirefox
𝑥
< 114.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
firefox
sid
133.0.3-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
firefox
lunar
not-affected
kinetic
not-affected
jammy
not-affected
focal
Fixed 114.0+build3-0ubuntu0.20.04.1
released
bionic
ignored
xenial
ignored
trusty
ignored
thunderbird
lunar
not-affected
kinetic
ignored
jammy
not-affected
focal
not-affected
bionic
ignored
xenial
ignored
trusty
ignored
Common Weakness Enumeration
References
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1746447%2C1820903%2C1832832
https://security.gentoo.org/glsa/202401-10
https://www.mozilla.org/security/advisories/mfsa2023-20/
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1746447%2C1820903%2C1832832
https://security.gentoo.org/glsa/202401-10
https://www.mozilla.org/security/advisories/mfsa2023-20/