CVE-2021-3378

Public Exploit

Description

FortiLogger 4.4.2.2 is affected by Arbitrary File Upload by sending a "Content-Type: image/png" header to Config/SaveUploadedHotspotLogoFile and then visiting Assets/temp/hotspot/img/logohotspot.asp.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 91.95% Top 5%
Third-Party Advisory packetstormsecurity.com Third-Party Advisory packetstormsecurity.com Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/erberkan/fortilogger_arbitrary_fileupload third party advisory exploit
http://packetstormsecurity.com/files/161601/FortiLogger-4.4.2.2-Arbitrary-File-Upload.html third party advisory vdb entry exploit
http://packetstormsecurity.com/files/161974/FortiLogger-Arbitrary-File-Upload.html third party advisory vdb entry exploit

Frequently Asked Questions

What is the severity of CVE-2021-3378?
CVE-2021-3378 has been scored as a critical severity vulnerability.
How to fix CVE-2021-3378?
To fix CVE-2021-3378, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-3378 being actively exploited in the wild?
It is possible that CVE-2021-3378 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~92% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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