CVE-2021-38371

The STARTTLS feature in Exim through 4.94.2 allows response injection (buffering) during MTA SMTP sending.
Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 82%
VendorProductVersion
eximexim
𝑥
≤ 4.94.2
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
exim4
bullseye
vulnerable
buster
no-dsa
stretch
postponed
bullseye (security)
4.94.2-7+deb11u4
fixed
bookworm
4.96-15+deb12u5
fixed
bookworm (security)
4.96-15+deb12u5
fixed
sid
4.98-2
fixed
trixie
4.98-2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
exim4
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
not-affected
impish
ignored
hirsute
ignored
focal
Fixed 4.93-13ubuntu1.11
released
bionic
Fixed 4.90.1-1ubuntu1.10+esm4
released
xenial
Fixed 4.86.2-2ubuntu2.6+esm7
released
trusty
Fixed 4.82-3ubuntu2.4+esm8
released