Description
libcoap 4.3.1 contains a buffer over-read via the function coap_parse_oscore_conf_mem at coap_oscore.c.
References (3)
Core 3
Core References
Exploit, Issue Tracking, Third Party Advisory
https://github.com/obgm/libcoap/issues/1117
Scores
CVSS v3
6.5
EPSS
0.0012
EPSS Percentile
30.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-125
Status
published
Products (1)
libcoap/libcoap
4.3.1
Published
Jun 19, 2023
Tracked Since
Feb 18, 2026