VulnerabilityModified
CVE-2021-37937
Using this vulnerability, a compromised Fleet-Server service account could escalate themselves to a super-user.
HIGH 8.8EPSS 0.71%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.71%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An issue was found with how API keys are created with the Fleet-Server service account. When an API key is created with a service account, it is possible that the API key could be created with higher privileges than intended. Using this vulnerability, a compromised Fleet-Server service account could escalate themselves to a super-user.
- 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
- 0.71% probability · 52th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-269
- Affected
- elastic/elasticsearch
- Source
- security@elastic.co
References
- https://discuss.elastic.co/t/elastic-stack-7-14-1-security-update/283077Vendor Advisory
- https://www.elastic.co/community/securityVendor Advisory
- https://discuss.elastic.co/t/elastic-stack-7-14-1-security-update/283077Vendor Advisory
- https://www.elastic.co/community/securityVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.