Vulnerability 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.
CVSS Score
8.8
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Alibaba | Nacos | <= 2.0.3 |
Related Weaknesses (CWE)
References
- http://packetstormsecurity.com/files/171638/Nacos-2.0.3-Access-Control.html
- https://github.com/alibaba/nacos/issues/7127ExploitIssue TrackingThird Party Advisory
- https://github.com/alibaba/nacos/issues/7182ExploitIssue TrackingThird Party Advisory
- http://packetstormsecurity.com/files/171638/Nacos-2.0.3-Access-Control.html
- https://github.com/alibaba/nacos/issues/7127ExploitIssue TrackingThird Party Advisory
- https://github.com/alibaba/nacos/issues/7182ExploitIssue TrackingThird Party Advisory
FAQ
What is CVE-2021-43116?
CVE-2021-43116 is a vulnerability with a CVSS score of 8.8 (HIGH). 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 malic...
How severe is CVE-2021-43116?
CVE-2021-43116 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-43116?
Check the references section above for vendor advisories and patch information. Affected products include: Alibaba Nacos.