CVE-2021-47746

Summary

NodeBB Plugin Emoji 3.2.1 contains an arbitrary file write vulnerability that allows administrative users to write files to arbitrary system locations through the emoji upload API. Attackers with admin access can craft file upload requests with directory traversal to overwrite system files by manipulating the file path parameter.

Affected Software

Weaknesses

• CWE-73: External Control of File Name or Path

ADP Enrichment

CISA ADP Vulnrichment

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

References

• https://www.exploit-db.com/exploits/49813
• https://nodebb.org/
• https://github.com/NodeBB/nodebb-plugin-emoji
• https://www.vulncheck.com/advisories/nodebb-plugin-emoji-arbitrary-file-write

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