CVE-2021-47970

Weakness

Macaron Notes 5.5 contains a denial of service vulnerability that allows attackers to crash the application by creating notes with excessively long character strings. Attackers can generate a payload containing 350000 repeated characters and paste it into a note field to trigger application crash and stop functionality.

References

• https://www.exploit-db.com/exploits/49953
• https://www.vulncheck.com/advisories/macaron-notes-denial-of-service-via-buffer-overflow