4.3

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Libcoap ≫ Libcoap Version 4.3.5 Update -
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.27% 0.185
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
CISA-ADP 4.3 2.8 1.4
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

https://github.com/obgm/libcoap/pull/1750
Issue Tracking
https://github.com/obgm/libcoap/issues/1748
Issue Tracking