CVE-2021-47667

CRITICAL

10.0

Description

An OS command injection vulnerability in lib/NSSDropoff.php in ZendTo 5.24-3 through 6.x before 6.10-7 allows unauthenticated remote attackers to execute arbitrary commands via shell metacharacters in the tmp_name parameter when dropping off a file via a POST /dropoff request.

CVE Details

CVSS v3.1 Score10.0

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published4/5/2025

Last Modified4/7/2025

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-78

References

https://projectblack.io/blog/zendto-nday-vulnerabilities/(cve@mitre.org)

https://projectblack.io/blog/zendto-nday-vulnerabilities/(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.