CVE-2023-51847

EUVD-2023-56527
An issue in obgm and Libcoap v.a3ed466 allows a remote attacker to cause a denial of service via thecoap_context_t function in the src/coap_threadsafe.c:297:3 component.
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: 54%
Debian logo
Debian Releases
Debian Product
Codename
libcoap2
bookworm
ignored
bullseye
vulnerable
libcoap3
bookworm
ignored
bullseye
postponed
sid
vulnerable
trixie
vulnerable
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
libcoap
bionic
needs-triage
focal
dne
jammy
dne
mantic
dne
noble
dne
oracular
dne
libcoap2
focal
needs-triage
jammy
needs-triage
mantic
dne
noble
dne
oracular
dne
libcoap3
focal
dne
jammy
needs-triage
mantic
ignored
noble
needs-triage
oracular
needs-triage
Common Weakness Enumeration
References
https://github.com/obgm/libcoap/issues/1302
https://github.com/obgm/libcoap/issues/1302