CVE-2021-31566

An improper link resolution flaw can occur while extracting an archive leading to changing modes, times, access control lists, and flags of a file outside of the archive. An attacker may provide a malicious archive to a victim user, who would trigger this flaw when trying to extract the archive. A local attacker may use this flaw to gain more privileges in a system.
Link Following
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.8 HIGH
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 11%
Affected Products (NVD)
VendorProductVersion
libarchivelibarchive
𝑥
< 3.5.2
redhatenterprise_linux
8.0
redhatenterprise_linux_eus
8.6
redhatenterprise_linux_for_ibm_z_systems
8.0
redhatenterprise_linux_for_ibm_z_systems_eus
8.6
redhatenterprise_linux_for_power_little_endian
8.0
redhatenterprise_linux_for_power_little_endian_eus
8.6
redhatenterprise_linux_server_aus
8.6
redhatenterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions
8.6
redhatenterprise_linux_server_tus
8.6
redhatcodeready_linux_builder
-
debiandebian_linux
10.0
splunkuniversal_forwarder
8.2.0 ≤
𝑥
< 8.2.12
splunkuniversal_forwarder
9.0.0 ≤
𝑥
< 9.0.6
splunkuniversal_forwarder
9.1.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
libarchive
bookworm
3.6.2-1+deb12u1
fixed
bookworm (security)
3.6.2-1+deb12u1
fixed
bullseye
3.4.3-2+deb11u1
fixed
sid
3.7.4-1.1
fixed
trixie
3.7.4-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
libarchive
bionic
needed
focal
Fixed 3.4.0-2ubuntu1.1
released
hirsute
ignored
impish
Fixed 3.4.3-2ubuntu0.1
released
jammy
not-affected
kinetic
not-affected
lunar
not-affected
mantic
not-affected
noble
not-affected
trusty
needs-triage
xenial
needs-triage
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
bsdtar
suse enterprise server 15 SP4
3.5.1-150400.3.9.1
fixed
libarchive-devel
suse enterprise desktop 15 SP3
3.4.2-150200.4.12.1
fixed
suse enterprise desktop 15 SP4
3.5.1-150400.3.9.1
fixed
suse enterprise desktop 15 SP5
3.5.1-150400.3.9.1
fixed
suse enterprise desktop 15 SP6
3.7.2-150600.1.7
fixed
suse enterprise desktop 15 SP7
3.7.2-150600.3.12.1
fixed
suse enterprise sap 15 SP3
3.4.2-150200.4.12.1
fixed
suse enterprise sap 15 SP4
3.5.1-150400.3.9.1
fixed
suse enterprise sap 15 SP5
3.5.1-150400.3.9.1
fixed
suse enterprise sap 15 SP6
3.7.2-150600.1.7
fixed
suse enterprise sap 15 SP7
3.7.2-150600.3.12.1
fixed
suse enterprise server 15 SP3
3.4.2-150200.4.12.1
fixed
suse enterprise server 15 SP4
3.5.1-150400.3.9.1
fixed
suse enterprise server 15 SP5
3.5.1-150400.3.9.1
fixed
suse enterprise server 15 SP6
3.7.2-150600.1.7
fixed
suse enterprise server 15 SP7
3.7.2-150600.3.12.1
fixed
libarchive13
suse enterprise desktop 15 SP3
3.4.2-150200.4.12.1
fixed
suse enterprise desktop 15 SP4
3.5.1-150400.3.9.1
fixed
suse enterprise desktop 15 SP5
3.5.1-150400.3.9.1
fixed
suse enterprise desktop 15 SP6
3.7.2-150600.1.7
fixed
suse enterprise desktop 15 SP7
3.7.2-150600.3.12.1
fixed
suse enterprise sap 15 SP3
3.4.2-150200.4.12.1
fixed
suse enterprise sap 15 SP4
3.5.1-150400.3.9.1
fixed
suse enterprise sap 15 SP5
3.5.1-150400.3.9.1
fixed
suse enterprise sap 15 SP6
3.7.2-150600.1.7
fixed
suse enterprise sap 15 SP7
3.7.2-150600.3.12.1
fixed
suse enterprise server 15 SP3
3.4.2-150200.4.12.1
fixed
suse enterprise server 15 SP4
3.5.1-150400.3.9.1
fixed
suse enterprise server 15 SP5
3.5.1-150400.3.9.1
fixed
suse enterprise server 15 SP6
3.7.2-150600.1.7
fixed
suse enterprise server 15 SP7
3.7.2-150600.3.12.1
fixed
Red Hat logo
Red Hat Enterprise Linux Releases
Red Hat Product
Release
bsdtar
RHEL 8
0:3.3.3-3.el8_5
fixed
libarchive
RHEL 8
0:3.3.3-3.el8_5
fixed
libarchive-devel
RHEL 8
0:3.3.3-3.el8_5
fixed