What happened
In Micrometer, it is possible for a user to provide specially crafted HTTP requests that may cause a denial-of-service (DoS) condition. Affected versions: micrometer-core 1.16.0 through 1.16.5; 1.15.0 through 1.15.11; 1.14.0 through 1.14.15; 1.13.0 through 1.13.18; 1.9.0 through 1.9.17. micrometer-jetty11 1.16.0 through 1.16.5; 1.15.0 through 1.15.11; 1.14.0 through 1.14.15; 1.13.0 through 1.13.18. micrometer-jetty12 1.16.0 through 1.16.5; 1.15.0 through 1.15.11; 1.14.0 through 1.14.15; 1.13.0 through 1.13.18.
Affected versions
Micrometer: 1.16.0 through before 1.16.5.1 (custom); 1.15.0 through before 1.15.11.1 (custom); 1.14.0 through before 1.14.16 (custom); 1.13.0 through before 1.13.19 (custom); 1.9.0 through before 1.9.18 (custom); 1.16.0 through before 1.16.6 (custom); 1.15.0 through before 1.15.11. (custom); 1.14.0 through before 1.14.15.1 (custom) Fixed: See vendor advisory.
Why it matters
Review the vendor advisory and exposure of the affected product to determine operational impact.
Detection & mitigation
- Apply vendor-provided updates or mitigations.
- Review affected product exposure and access logs.
Public PoC references
No public PoC reference has passed the current publication threshold.