Vulnerability Description
LogonExpert 8.1 contains an unquoted service path vulnerability in the LogonExpertSvc service running with LocalSystem privileges. Attackers can exploit the unquoted path to place malicious executables in intermediate directories, potentially gaining elevated system access during service startup.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://download.logonexpert.com/LogonExpertSetup64.msi
- https://www.exploit-db.com/exploits/49586
- https://www.softros.com/
- https://www.vulncheck.com/advisories/logonexpert-logonexpertsvc-unquoted-service
FAQ
What is CVE-2021-47890?
CVE-2021-47890 is a vulnerability with a CVSS score of 7.8 (HIGH). LogonExpert 8.1 contains an unquoted service path vulnerability in the LogonExpertSvc service running with LocalSystem privileges. Attackers can exploit the unquoted path to place malicious executable...
How severe is CVE-2021-47890?
CVE-2021-47890 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-47890?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.