Libcoap: >> Libcoap >> 4.3.5 Security Vulnerabilities
NULL pointer dereference in get_san_or_cn_from_cert() in src/coap_openssl.c in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a crafted X.509 certificate that causes sk_GENERAL_NAME_value() to return NULL.
CVSS Score
7.5
EPSS Score
0.001
Published
2025-11-24
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