CVE-2021-47936

Summary

OpenCATS 0.9.4 contains a remote code execution vulnerability that allows unauthenticated attackers to execute arbitrary commands by uploading malicious PHP files disguised as resume attachments. Attackers can upload PHP payloads through the careers job application endpoint and execute system commands via POST requests to the uploaded file in the upload directory.

Affected Software

Weaknesses

• CWE-306: Missing Authentication for Critical Function

ADP Enrichment

CISA ADP Vulnrichment

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

References

• https://www.exploit-db.com/exploits/50585
• https://www.opencats.org/
• https://github.com/opencats/OpenCATS
• https://www.vulncheck.com/advisories/opencats-remote-code-execution-via-resume-upload

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