CVE-2021-43116

Public Exploit

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.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 3.07% Top 15%
Third-Party Advisory github.com Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/alibaba/nacos/issues/7127 issue tracking exploit third party advisory
https://github.com/alibaba/nacos/issues/7182 issue tracking exploit third party advisory
http://packetstormsecurity.com/files/171638/Nacos-2.0.3-Access-Control.html

Frequently Asked Questions

What is the severity of CVE-2021-43116?
CVE-2021-43116 has been scored as a high severity vulnerability.
How to fix CVE-2021-43116?
To fix CVE-2021-43116, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-43116 being actively exploited in the wild?
It is possible that CVE-2021-43116 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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