Vulnerability Description
My Notes Safe 5.3 contains a denial of service vulnerability that allows attackers to crash the application by pasting excessively long character strings into note fields. Attackers can generate a payload containing 350000 repeated characters and paste it twice into a new note to trigger an application crash.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://www.exploit-db.com/exploits/49954
- https://www.vulncheck.com/advisories/my-notes-safe-denial-of-service-via-buffer-
FAQ
What is CVE-2021-47971?
CVE-2021-47971 is a vulnerability with a CVSS score of 7.5 (HIGH). My Notes Safe 5.3 contains a denial of service vulnerability that allows attackers to crash the application by pasting excessively long character strings into note fields. Attackers can generate a pay...
How severe is CVE-2021-47971?
CVE-2021-47971 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-47971?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.