CVE-2016-2830

Mozilla Firefox before 48.0 and Firefox ESR 45.x before 45.3 preserve the network connection used for favicon resource retrieval after the associated browser window is closed, which makes it easier for remote web servers to track users by observing network traffic from multiple IP addresses.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
4.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
mozillaCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 65%
VendorProductVersion
mozillafirefox
𝑥
≤ 47.0.1
mozillafirefox
45.1.0
mozillafirefox
45.1.1
mozillafirefox
45.2.0
mozillafirefox
45.3.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
firefox
sid
132.0.1-1
fixed
firefox-esr
bullseye
115.14.0esr-1~deb11u1
fixed
bullseye (security)
128.4.0esr-1~deb11u1
fixed
bookworm
115.14.0esr-1~deb12u1
fixed
bookworm (security)
128.4.0esr-1~deb12u1
fixed
trixie
128.3.1esr-2
fixed
sid
128.4.0esr-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
firefox
xenial
Fixed 48.0+build2-0ubuntu0.16.04.1
released
trusty
Fixed 48.0+build2-0ubuntu0.14.04.1
released
precise
Fixed 48.0+build2-0ubuntu0.12.04.1
released
thunderbird
xenial
not-affected
trusty
dne
precise
not-affected