CVE-2022-34471

EUVD-2022-37426
When downloading an update for an addon, the downloaded addon update's version was not verified to match the version selected from the manifest. If the manifest had been tampered with on the server, an attacker could trick the browser into downgrading the addon to a prior version. This vulnerability affects Firefox < 102.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.5 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
CISA-ADPADP
6.5 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 38%
Affected Products (NVD)
VendorProductVersion
mozillafirefox
𝑥
< 102.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
firefox
sid
132.0.1-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
firefox
bionic
Fixed 102.0+build2-0ubuntu0.18.04.1
released
focal
Fixed 102.0+build2-0ubuntu0.20.04.1
released
impish
Fixed 102.0+build2-0ubuntu0.21.10.1
released
jammy
not-affected
kinetic
not-affected
lunar
not-affected
trusty
dne
xenial
dne
Common Weakness Enumeration
References
https://bugzilla.mozilla.org/show_bug.cgi?id=1766047
https://www.mozilla.org/security/advisories/mfsa2022-24/
https://bugzilla.mozilla.org/show_bug.cgi?id=1766047
https://www.mozilla.org/security/advisories/mfsa2022-24/