CRITICAL

CVE-2021-46384

CVSS v3

9.8

CRITICAL

EPSS Score

12.3%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

https://gitee.com/mingSoft/MCMS MCMS <=5.2.5 is affected by: RCE. The impact is: execute arbitrary code (remote). The attack vector is: ${"freemarker.template.utility.Execute"?new()("calc")}. ¶¶ MCMS has a pre-auth RCE vulnerability through which allows unauthenticated attacker with network access via http to compromise MCMS. Successful attacks of this vulnerability can result in takeover of MCMS.

Technical details

Published
3/4/2022

Frequently asked questions

What is CVE-2021-46384?

https://gitee.com/mingSoft/MCMS MCMS <=5.2.5 is affected by: RCE. The impact is: execute arbitrary code (remote). The attack vector is: ${"freemarker.template.utility.Execute"?new()("calc")}. ¶¶ MCMS has a pre-auth RCE vulnerability through which allows unauthenticated attacker with network access via http to compromise MCMS. Successful attacks of this vulnerability can result in takeover of MCMS.

Is CVE-2021-46384 actively exploited?

Active exploitation of CVE-2021-46384 has not been confirmed. The EPSS score is 12.3%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-46384?

CVE-2021-46384 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2021-46384 affecting your environment?

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