Improper Input Validation and Missing Authentication for Critical Function in Apache ActiveMQ

Description

It was found that the Apache ActiveMQ client before 5.14.5 exposed a remote shutdown command in the ActiveMQConnection class. An attacker logged into a compromised broker could use this flaw to achieve denial of service on a connected client.

Basic information

Type
reviewed
Severity
medium
Advisory on GitHub
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Repository advisory
Source code
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Published (advisory)
2019-08-01 19:17:45 UTC
Updated
2023-12-20 20:40:46 UTC
GitHub reviewed
2019-08-01 19:05:30 UTC
NVD published
2019-08-01

EPSS Score

Score Percentile
0.08% 24.43%

CVSS Scores

Base score Version Severity Vector
4.9 3.0
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:H)
They need powerful rights—admin, root, or similar—before this pays off.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.

Identifiers

CWEs

CWE id Name
CWE-20 Improper Input Validation
CWE-306 Missing Authentication for Critical Function

Credits

  • sunSUNQ (analyst)

Affected packages (1)

Vulnerable version ranges and first patched releases as published by GitHub.

Ecosystem Package Vulnerable range First patched Vulnerable functions
maven org.apache.activemq:activemq-client < 5.14.5 5.14.5

References

cvelogic Threat Intelligence