Vulnerability Description
Process Explorer before 17.04 allows attackers to make it functionally unavailable (a denial of service for analysis) by renaming an executable file to a new extensionless 255-character name and launching it with NtCreateUserProcess. This can occur through an issue in wcscat_s error handling.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://github.com/SafeBreach-Labs/MagicDot
- https://www.blackhat.com/asia-24/briefings/schedule/#magicdot-a-hackers-magic-sh
- https://www.safebreach.com/blog/magicdot-a-hackers-magic-show-of-disappearing-do
- https://github.com/SafeBreach-Labs/MagicDot
- https://www.blackhat.com/asia-24/briefings/schedule/#magicdot-a-hackers-magic-sh
- https://www.safebreach.com/blog/magicdot-a-hackers-magic-show-of-disappearing-do
FAQ
What is CVE-2023-42757?
CVE-2023-42757 is a vulnerability with a CVSS score of 4.2 (MEDIUM). Process Explorer before 17.04 allows attackers to make it functionally unavailable (a denial of service for analysis) by renaming an executable file to a new extensionless 255-character name and launc...
How severe is CVE-2023-42757?
CVE-2023-42757 has been rated MEDIUM with a CVSS base score of 4.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-42757?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.