CVE-2021-22960

The parse function in llhttp < 2.1.4 and < 6.0.6. ignores chunk extensions when parsing the body of chunked requests. This leads to HTTP Request Smuggling (HRS) under certain conditions.
HTTP Request/Response Smuggling
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.5 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
hackeroneCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 43%
VendorProductVersion
llhttpllhttp
𝑥
< 2.1.4
llhttpllhttp
3.0.0 ≤
𝑥
< 6.0.6
oraclegraalvm
20.3.4
oraclegraalvm
21.3.0
debiandebian_linux
11.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
nodejs
bullseye
12.22.12~dfsg-1~deb11u4
fixed
buster
not-affected
bullseye (security)
12.22.12~dfsg-1~deb11u5
fixed
bookworm
18.19.0+dfsg-6~deb12u2
fixed
bookworm (security)
18.19.0+dfsg-6~deb12u1
fixed
sid
20.17.0+dfsg-2
fixed
trixie
20.17.0+dfsg-2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
nodejs
mantic
not-affected
lunar
not-affected
kinetic
ignored
jammy
not-affected
impish
ignored
hirsute
ignored
focal
not-affected
bionic
not-affected
xenial
not-affected
trusty
not-affected