VulnerabilityModified
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.
HIGH 8.8EPSS 7.56%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (7.56%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a 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.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 7.56% probability · 94th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-287
- Affected
- alibaba/nacos
- Source
- cve@mitre.org
References
- http://packetstormsecurity.com/files/171638/Nacos-2.0.3-Access-Control.html
- https://github.com/alibaba/nacos/issues/7127Exploit, Issue Tracking, Third Party Advisory
- https://github.com/alibaba/nacos/issues/7182Exploit, Issue Tracking, Third Party Advisory
- http://packetstormsecurity.com/files/171638/Nacos-2.0.3-Access-Control.html
- https://github.com/alibaba/nacos/issues/7127Exploit, Issue Tracking, Third Party Advisory
- https://github.com/alibaba/nacos/issues/7182Exploit, Issue Tracking, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.