CODESYS runtime system prone to directory acces

In multiple CODESYS products, file download and upload function allows access to internal files in the working directory e.g. firmware files of the PLC. All requests are processed on the controller only if no level 1 password is configured on the controller or if remote attacker has previously successfully authenticated himself to the controller. A successful Attack may lead to a denial of service, change of local files, or drain of confidential Information. User interaction is not required

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

对外部实体的文件或目录可访问

CODESYS 安全漏洞

CODESYS是德国3S-Smart Software Solutions的一套控制器开发系统 CODESYS 多款产品存在安全漏洞，该漏洞源于应用中的文件上传和下载功能缺少对于工作目录中的内部文件的访问控制。攻击者利用该漏洞可以对于内部文件进行读取和写入。

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其他