CVE-2021-33175
High
Description
EMQ X Broker versions prior to 4.2.8 are vulnerable to a denial of service attack as a result of excessive memory consumption due to the handling of untrusted inputs. These inputs cause the message broker to consume large amounts of memory, resulting in the application being terminated by the operating system.
SeverityHigh
CVSS7.5
Exploit probability—
ProductEmqx Emq X Broker
PublishedJun 8, 2021
First seenJun 8, 2021
Weakness typeCWE-502Deserialization of untrusted data
How to fix
Update
- emqx emq_x_broker4.2.8 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| emqx emq_x_broker | v < 4.2.8 | 4.2.8 |
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