CVE-2016-20013

sha256crypt and sha512crypt through 0.6 allow attackers to cause a denial of service (CPU consumption) because the algorithm's runtime is proportional to the square of the length of the password.
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:N/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 52%
VendorProductVersion
sha256crypt_projectsha256crypt
𝑥
≤ 0.6
sha512crypt_projectsha512crypt
𝑥
≤ 0.6
𝑥
= Vulnerable software versions
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
dietlibc
noble
needs-triage
mantic
ignored
lunar
ignored
kinetic
ignored
jammy
needs-triage
impish
ignored
focal
needs-triage
bionic
needs-triage
xenial
needs-triage
trusty
ignored
eglibc
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
dne
impish
dne
focal
dne
bionic
dne
xenial
dne
trusty
needs-triage
glibc
noble
deferred
mantic
ignored
lunar
ignored
kinetic
ignored
jammy
deferred
impish
ignored
focal
deferred
bionic
deferred
xenial
deferred
trusty
dne
sssd
noble
needs-triage
mantic
ignored
lunar
ignored
kinetic
ignored
jammy
needs-triage
impish
ignored
focal
needs-triage
bionic
needs-triage
xenial
needs-triage
trusty
ignored
syslinux
noble
needs-triage
mantic
ignored
lunar
ignored
kinetic
ignored
jammy
needs-triage
impish
ignored
focal
needs-triage
bionic
needs-triage
xenial
needs-triage
trusty
needs-triage
syslinux-legacy
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
dne
impish
dne
focal
needs-triage
bionic
needs-triage
xenial
needs-triage
trusty
dne
uclibc
xenial
ignored
trusty
ignored
zabbix
noble
dne
mantic
ignored
lunar
ignored
kinetic
ignored
jammy
needs-triage
impish
ignored
focal
needs-triage
bionic
needs-triage
xenial
needs-triage
trusty
needs-triage