HIGH

CVE-2021-43116

CVSS v3

8.8

HIGH

EPSS Score

12.5%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

An Access Control vulnerability exists in Nacos 2.0.3 in the access prompt page; enter username and password, click on login to capture packets and then change the returned package, which lets a malicious user login.

Technical details

Published
7/5/2022

Frequently asked questions

What is CVE-2021-43116?

An Access Control vulnerability exists in Nacos 2.0.3 in the access prompt page; enter username and password, click on login to capture packets and then change the returned package, which lets a malicious user login.

Is CVE-2021-43116 actively exploited?

Active exploitation of CVE-2021-43116 has not been confirmed. The EPSS score is 12.5%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-43116?

CVE-2021-43116 has a CVSS v3 base score of 8.8 (HIGH severity).

Is CVE-2021-43116 affecting your environment?

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