CVE-2021-3570

A flaw was found in the ptp4l program of the linuxptp package. A missing length check when forwarding a PTP message between ports allows a remote attacker to cause an information leak, crash, or potentially remote code execution. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. This flaw affects linuxptp versions before 3.1.1, before 2.0.1, before 1.9.3, before 1.8.1, before 1.7.1, before 1.6.1 and before 1.5.1.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.8 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
redhatCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 74%
VendorProductVersion
linuxptp_projectlinuxptp
𝑥
< 1.5.1
linuxptp_projectlinuxptp
1.6.0 ≤
𝑥
< 1.6.1
linuxptp_projectlinuxptp
1.7.0 ≤
𝑥
< 1.7.1
linuxptp_projectlinuxptp
1.8.0 ≤
𝑥
< 1.8.1
linuxptp_projectlinuxptp
1.9.0 ≤
𝑥
< 1.9.3
linuxptp_projectlinuxptp
2.0.0 ≤
𝑥
< 2.0.1
linuxptp_projectlinuxptp
3.0.0 ≤
𝑥
< 3.1.1
redhatenterprise_linux
6.0
redhatenterprise_linux
7.0
redhatenterprise_linux
8.0
redhatenterprise_linux_aus
8.2
redhatenterprise_linux_aus
8.4
redhatenterprise_linux_eus
8.1
redhatenterprise_linux_eus
8.2
redhatenterprise_linux_tus
8.2
redhatenterprise_linux_tus
8.4
debiandebian_linux
10.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
linuxptp
bullseye
3.1-2.1
fixed
bookworm
3.1.1-4
fixed
sid
4.2-1
fixed
trixie
4.2-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
linuxptp
lunar
not-affected
kinetic
not-affected
jammy
not-affected
impish
not-affected
hirsute
ignored
groovy
ignored
focal
Fixed 1.9.2-1ubuntu0.1
released
bionic
Fixed 1.8-1ubuntu0.1
released
xenial
Fixed 1.6-1ubuntu0.1~esm1
released
trusty
dne