It is possible for outbound HTTP requests using a Micrometer-instrumented client to cause a denial-of-service (DoS) condition due to an unbounded memory leak.
Micrometer 1.17.0
Micrometer 1.16.0 - 1.16.6
Micrometer 1.15.0 - 1.15.12
Micrometer 1.14.0 - 1.14.16
Micrometer 1.9.18 and earlier
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
High
Difficult to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed
Impact Assessment
Confidentiality
None
No data leak
Integrity
None
No data modification
Availability
High
Complete denial of service
CVSS Vector v3.1