siemens simatic_pcs_firmware 未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
CVE编号
CVE-2021-31893利用情况
暂无补丁情况
N/A披露时间
2021-07-13漏洞描述
A vulnerability has been identified in SIMATIC PCS 7 V8.2 and earlier (All versions), SIMATIC PCS 7 V9.0 (All versions < V9.0 SP3), SIMATIC PDM (All versions < V9.2), SIMATIC STEP 7 V5.X (All versions < V5.6 SP2 HF3), SINAMICS STARTER (containing STEP 7 OEM version) (All versions < V5.4 HF2). The affected software contains a buffer overflow vulnerability while handling certain files that could allow a local attacker to trigger a denial-of-service condition or potentially lead to remote code execution.解决建议
建议您更新当前系统或软件至最新版,完成漏洞的修复。
参考链接 |
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https://cert-portal.siemens.com/productcert/pdf/ssa-641963.pdf |
受影响软件情况
# | 类型 | 厂商 | 产品 | 版本 | 影响面 | ||||
1 | |||||||||
---|---|---|---|---|---|---|---|---|---|
运行在以下环境 | |||||||||
系统 | siemens | simatic_pcs_firmware | * | Up to (including) 8.2 | |||||
运行在以下环境 | |||||||||
系统 | siemens | simatic_pcs_firmware | 9.0 | - | |||||
运行在以下环境 | |||||||||
系统 | siemens | simatic_pdm_firmware | * | Up to (excluding) 9.2 | |||||
运行在以下环境 | |||||||||
系统 | siemens | simatic_step_7_firmware | * | Up to (including) 5.6 | |||||
运行在以下环境 | |||||||||
系统 | siemens | sinamics_starter_firmware | * | Up to (excluding) 5.4 | |||||
运行在以下环境 | |||||||||
系统 | siemens | sinamics_starter_firmware | 5.4 | - | |||||
运行在以下环境 | |||||||||
硬件 | siemens | simatic_pcs | - | - | |||||
运行在以下环境 | |||||||||
硬件 | siemens | simatic_pdm | - | - | |||||
运行在以下环境 | |||||||||
硬件 | siemens | simatic_step_7 | - | - | |||||
运行在以下环境 | |||||||||
硬件 | siemens | sinamics_starter | - | - | |||||
- 攻击路径 本地
- 攻击复杂度 低
- 权限要求 低
- 影响范围 未更改
- 用户交互 无
- 可用性 高
- 保密性 高
- 完整性 高
CWE-ID | 漏洞类型 |
CWE-120 | 未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出) |
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