漏洞关键信息 标题: Advantech WebAccess/VPN < 1.1.5 Path Traversal via AjaxStandaloneVpnClientsController 严重性: MEDIUM 日期: November 6, 2025 影响版本: WebAccess/VPN < 1.1.5 CVE编号: CVE-2025-34238 CWE类型: CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') CVSS评分: 6.9 CVSS V4向量: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N 参考资料: Advantech Advisory 发现人: Alex Williams from Pellera Technologies 描述: Advantech WebAccess/VPN versions prior to 1.1.5 contain an absolute path traversal via AjaxStandaloneVpnClientsController.ajaxDownloadRoadWarriorConfigFileAction() that allows an authenticated network administrator to cause the application to read and return the contents of arbitrary files the web user (www-data) can access.