Description
Buffer Overflow vulnerability in coap_send function in libcoap library 4.3.1-103-g52cfd56 fixed in 4.3.1-120-ge242200 allows attackers to obtain sensitive information via malformed pdu.
References (2)
Core 2
Core References
Exploit, Issue Tracking, Third Party Advisory
https://github.com/obgm/libcoap/issues/1063
Scores
CVSS v3
7.5
EPSS
0.0019
EPSS Percentile
40.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-125
Status
published
Products (1)
libcoap/libcoap
< 4.3.1-120-ge242200
Published
Jun 23, 2023
Tracked Since
Feb 18, 2026