CVE-2021-34431
In Eclipse Mosquitto version 1.6 to 2.0.10, if an authenticated client that had connected with MQTT v5 sent a crafted CONNECT message to the broker a memory leak would occur, which could be used to provide a DoS attack against the broker.
Published
2021-07-22T14:15:08.050
Last Modified
2024-11-21T06:10:23.867
Status
Modified
Source
[email protected]
Severity
CVSSv3.1: 6.5 (MEDIUM)
CVSSv2 Vector
AV:N/AC:L/Au:S/C:N/I:N/A:P
- Access Vector: NETWORK
- Access Complexity: LOW
- Authentication: SINGLE
- Confidentiality Impact: NONE
- Integrity Impact: NONE
- Availability Impact: PARTIAL
Exploitability Score
8.0
Impact Score
2.9
Weaknesses
-
Type: Secondary
CWE-401
-
Type: Primary
CWE-401
Affected Vendors & Products
| Type |
Vendor |
Product |
Version/Range |
Vulnerable? |
| Application |
eclipse
|
mosquitto
|
≤ 2.0.10 |
Yes
|
References