CVE-2018-16842

Curl, desde la versión 7.14.1 hasta la 7.61.1, es vulnerable a una sobrelectura de búfer basada en memoria dinámica (heap) en la función tool_msgs.c:voutf() que podría resultar en una exposición de información y una denegación de servicio (DoS).

Harry Sintonen discovered that curl incorrectly handled SASL authentication. A remote attacker could use this issue to cause curl to crash, resulting in a denial of service, or possibly execute arbitrary code. Brian Carpenter discovered that curl incorrectly handled memory when closing certain handles. A remote attacker could use this issue to cause curl to crash, resulting in a denial of service, or possibly execute arbitrary code. Various other issues were also addressed.