CRITICAL

CVE-2021-21978

CVSS v3

9.8

CRITICAL

EPSS Score

90.9%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

VMware View Planner 4.x prior to 4.6 Security Patch 1 contains a remote code execution vulnerability. Improper input validation and lack of authorization leading to arbitrary file upload in logupload web application. An unauthorized attacker with network access to View Planner Harness could upload and execute a specially crafted file leading to remote code execution within the logupload container.

Technical details

Published
3/3/2021

Frequently asked questions

What is CVE-2021-21978?

VMware View Planner 4.x prior to 4.6 Security Patch 1 contains a remote code execution vulnerability. Improper input validation and lack of authorization leading to arbitrary file upload in logupload web application. An unauthorized attacker with network access to View Planner Harness could upload and execute a specially crafted file leading to remote code execution within the logupload container.

Is CVE-2021-21978 actively exploited?

Active exploitation of CVE-2021-21978 has not been confirmed. The EPSS score is 90.9%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-21978?

CVE-2021-21978 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2021-21978 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.