CVE-2021-46828

EUVD-2021-33483
In libtirpc before 1.3.3rc1, remote attackers could exhaust the file descriptors of a process that uses libtirpc because idle TCP connections are mishandled. This can, in turn, lead to an svc_run infinite loop without accepting new connections.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
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
CISA-ADPADP
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
Base Score
CVSS 3.x
EPSS Score
Percentile: 78%
Affected Products (NVD)
VendorProductVersion
libtirpc_projectlibtirpc
𝑥
< 1.3.3
debiandebian_linux
10.0
debiandebian_linux
11.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
libtirpc
bookworm
1.3.3+ds-1
fixed
bullseye
1.3.1-1+deb11u1
fixed
bullseye (security)
1.3.1-1+deb11u1
fixed
sid
1.3.4+ds-1.3
fixed
trixie
1.3.4+ds-1.3
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
libtirpc
bionic
not-affected
focal
Fixed 1.2.5-1ubuntu0.1
released
impish
ignored
jammy
Fixed 1.3.2-2ubuntu0.1
released
kinetic
Fixed 1.3.2-2.1
released
lunar
not-affected
mantic
not-affected
noble
not-affected
trusty
not-affected
xenial
not-affected
ntirpc
bionic
not-affected
focal
not-affected
impish
ignored
jammy
not-affected
kinetic
not-affected
lunar
not-affected
mantic
not-affected
noble
not-affected
trusty
dne
xenial
needed