CVE-2025-34040

Summary

An arbitrary file upload vulnerability exists in the Zhiyuan OA platform via the wpsAssistServlet interface. The realFileType and fileId parameters are improperly validated during multipart file uploads, allowing unauthenticated attackers to upload crafted JSP files outside of intended directories using path traversal. Successful exploitation enables remote code execution as the uploaded file can be accessed and executed through the web server. Exploitation evidence was observed by the Shadowserver Foundation on 2025-02-01 UTC.

Affected Software

VendorProductVersion RangeStatus
Seeyon (Beijing Zhiyuan Internet Software Co., Ltd.)Zhiyuan OA Web Application System5.0affected
Seeyon (Beijing Zhiyuan Internet Software Co., Ltd.)Zhiyuan OA Web Application System5.1 <= 5.6sp1affected
Seeyon (Beijing Zhiyuan Internet Software Co., Ltd.)Zhiyuan OA Web Application System6.0 <= 6.1sp2affected
Seeyon (Beijing Zhiyuan Internet Software Co., Ltd.)Zhiyuan OA Web Application System7.0affected
Seeyon (Beijing Zhiyuan Internet Software Co., Ltd.)Zhiyuan OA Web Application System7.0sp1 <= 7.1affected
Seeyon (Beijing Zhiyuan Internet Software Co., Ltd.)Zhiyuan OA Web Application System7.1sp1affected
Seeyon (Beijing Zhiyuan Internet Software Co., Ltd.)Zhiyuan OA Web Application System8.0 <= 8.0sp2affected

Weaknesses

  • CWE-434: CWE-434 Unrestricted Upload of File with Dangerous Type
  • CWE-22: CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: poc
    • Automatable: yes
    • Technical Impact: total

CVE Program Container

Additional References

References