Vulnerability Details CVE-2025-65501
Null pointer dereference in coap_dtls_info_callback() in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a DTLS handshake where SSL_get_app_data() returns NULL.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 32.9%
CVSS Severity
CVSS v3 Score 4.3