Siemens SIMATIC S7-1200 Improper Input Validation (CVE-2014-2256)

Siemens SIMATIC S7-1200 CPU PLC devices with firmware before 4.0 allow remote attackers to cause a denial of service defect-mode transition via crafted ISO-TSAP packets, a different vulnerability than CVE-2014-2257. This plugin only works with Tenable.ot. Please visit...

CVE-2014-2256

CVE-2014-2256 affects Siemens SIMATIC S7-1200 CPU PLCs with firmware before 4.0. The vulnerability is due to improper input validation in the device’s handling of packets, enabling a remote attacker to trigger a defect-mode transition and cause a denial of service via crafted ISO-TSAP packets. De...

Siemens SIMATIC S7-1200多个漏洞

CVE ID: CVE-2014-2249,CVE-2014-2250,CVE-2014-2252,CVE-2014-2254,CVE-2014-2256,CVE-2014-2258 SIMATIC S7-1200是可编程控制器，可实现简单却高度精确的自动化任务。 Siemens SIMATIC S7-1200 4.0.0之前版本在实现上存在多个漏洞，可被恶意利用执行跨站请求伪造、劫持用户会话、造成拒绝服务。 1、向TCP端口443发送特制的数据包造成的错误可造成设备进入defect模式。 2、随机生成器内弱熵相关错误，可导致劫持另外用户的会话。...