CVSS v3
7.2
HIGH
EPSS Score
2.1 %
exploit probability, as of 2026-09-25
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
An unrestricted file upload vulnerability in importuser.cgi in ASUSTOR AS6202T ADM 3.1.0.RFQ3 allows attackers to upload supplied data to a specified filename. This can be used to place attacker controlled code on the file system that is then executed.
Technical details
- Published
- 2018-05-22
Frequently asked questions
What is CVE-2018-11340?
An unrestricted file upload vulnerability in importuser.cgi in ASUSTOR AS6202T ADM 3.1.0.RFQ3 allows attackers to upload supplied data to a specified filename. This can be used to place attacker controlled code on the file system that is then executed.
Is CVE-2018-11340 actively exploited?
Active exploitation of CVE-2018-11340 has not been confirmed. Its EPSS score was 2.1% on 2026-09-25, the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2018-11340?
CVE-2018-11340 has a CVSS v3 base score of 7.2 (HIGH severity).
Is CVE-2018-11340 affecting your environment?
Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.
No credit card required · 500 free checks/month · Free API key
Other 2018 vulnerabilities worth triaging
Ranked by exploit probability (EPSS).