## Weblogic ForeignOpaqueReference Remote Code Execution Vulnerability (CVE-2023-21979) | **Vulnerability** | **Weblogic ForeignOpaqueReference Remote Code Execution Vulnerability (CVE-2023-21979)** | | :----: | :-----| | **Chinese name** | Weblogic ForeignOpaqueReference 反序列化远程代码执行漏洞（CVE-2023-21979） | | **CVSS core** | 7.5 | | **FOFA Query** (click to view the results directly)| [(body="Welcome to WebLogic Server") \|\| (title=="Error 404--Not Found") \|\| (((body="\

BEA WebLogic Server" \|\| server="Weblogic" \|\| body="content=\"WebLogic Server" \|\| body="\

Welcome to Weblogic Application" \|\| body="\

BEA WebLogic Server") && header!="couchdb" && header!="boa" && header!="RouterOS" && header!="X-Generator: Drupal") \|\| (banner="Weblogic" && banner!="couchdb" && banner!="drupal" && banner!=" Apache,Tomcat,Jboss" && banner!="ReeCam IP Camera" && banner!="\

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")) \|\| (port="7001" && protocol=="weblogic")](https://en.fofa.info/result?qbase64=KGJvZHk9IldlbGNvbWUgdG8gV2ViTG9naWMgU2VydmVyIikgfHwgKHRpdGxlPT0iRXJyb3IgNDA0LS1Ob3QgRm91bmQiKSB8fCAoKChib2R5PSI8aDE%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%2BQmxvZyBDb21tZW50czwvaDI%2BIikpIHx8IChwb3J0PSI3MDAxIiAmJiBwcm90b2NvbD09IndlYmxvZ2ljIik%3D) | | **Number of assets affected** | 126908 | | **Description** | WebLogic Server is one of the application server components applicable to cloud and traditional environments. WebLogic has a remote code execution vulnerability, which allows an unauthenticated attacker to access and destroy the vulnerable WebLogic Server through the IIOP protocol network. A successful exploitation of the vulnerability can cause the WebLogic Server to be taken over by the attacker, resulting in remote code execution. | | **Impact** | WebLogic has a remote code execution vulnerability, which allows an unauthenticated attacker to access and destroy the vulnerable WebLogic Server through the IIOP protocol network. A successful exploitation of the vulnerability can cause the WebLogic Server to be taken over by the attacker, resulting in remote code execution. | ![](https://s3.bmp.ovh/imgs/2023/04/21/4471db3f7b0147fa.gif)