CVE-2024-46304

EUVD-2024-41812
A NULL pointer dereference in libcoap v4.3.5-rc2 and below allows a remote attacker to cause a denial of service via the coap_handle_request_put_block function in src/coap_block.c.
Classic Buffer Overflow
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
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 70%
Debian logo
Debian Releases
Debian Product
Codename
libcoap2
bookworm
ignored
bullseye
vulnerable
trixie
ignored
libcoap3
bookworm
ignored
bullseye
postponed
forky
4.3.5-2
fixed
sid
4.3.5-2
fixed
trixie
ignored
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
libcoap
bionic
needs-triage
focal
dne
jammy
dne
noble
dne
oracular
dne
plucky
dne
questing
dne
libcoap2
focal
needs-triage
jammy
needs-triage
noble
dne
oracular
dne
plucky
dne
questing
dne
libcoap3
focal
dne
jammy
needs-triage
noble
needs-triage
oracular
ignored
plucky
needs-triage
questing
needs-triage