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VULNERABILITIES

CVE-2021-27964 Details

Description

SonLogger before 6.4.1 is affected by Unauthenticated Arbitrary File Upload. An attacker can send a POST request to /Config/SaveUploadedHotspotLogoFile without any authentication or session header. There is no check for the file extension or content of the uploaded file.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:9.8 CRITICALVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
http://packetstormsecurity.com/files/161793/SonLogger-4.2.3.3-Shell-Upload.html CVEExploitThird Party AdvisoryVDB Entry
https://github.com/erberkan/SonLogger-vulns CVEExploitThird Party Advisory
https://www.sonlogger.com/releasenotes CVERelease NotesVendor Advisory
http://packetstormsecurity.com/files/161793/SonLogger-4.2.3.3-Shell-Upload.html [email protected]ExploitThird Party AdvisoryVDB Entry
https://github.com/erberkan/SonLogger-vulns [email protected]ExploitThird Party Advisory

see all 6 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-434Unrestricted Upload of File with Dangerous Type[email protected]

Affected Products

ProductVersions
sfcyazilim sonlogger
< 6.4.1

CPE

  • cpe:2.3:a:sfcyazilim:sonlogger:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

6 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2021-27964
NVD Published Date:
Mar 5, 2021
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2021-27964 Details - Not Deferred