CVE:CVE-2020-7586
CNNVD:CNNVD-202006-641
Siemens SIMATIC PCS 7是德国西门子（Siemens）公司的一套过程控制系统。
多款Siemens产品中存在缓冲区错误漏洞。本地攻击者可利用该漏洞导致拒绝服务。以下产品及版本受到影响：Siemens SIMATIC PCS 7 V8.2及之前版本，SIMATIC PCS 7 V9.0 SP3之前的V9.0版本；SIMATIC PDM（所有版本）；SIMATIC STEP 7 5.6 SP2 HF3之前的v5.X版本；SINAMICS STARTER（包含STEP 7 OEM版本）5.4 HF1之前的所有版本。
solution:Upgrade siemens simatic_pcs_7 to a higher version than *; Upgrade siemens simatic_process_device_manager to a higher version than *; Upgrade siemens simatic_step_7 to a higher version than 5.6,5.6,5.6:sp1,5.6:sp2,5.6:sp2_hotfix1,and avoid the version (,5.6),5.6,5.6:sp1,5.6:sp2,5.6:sp2_hotfix1; Upgrade siemens sinamics_starter to a higher version than 5.4,5.4,and avoid the version (,5.4),5.4