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Vulnerability CVE-2019-13120
Published: 2019-10-07 Modified: 2019-10-08
| Description: |
Amazon FreeRTOS up to and including v1.4.8 for AWS lacks length checking in prvProcessReceivedPublish, resulting in leakage of arbitrary memory contents on a device to an attacker. An attacker sends a malformed MQTT publish packet, and waits for an MQTTACK packet containing the leaked data. |
Type:
CWE-20 (Improper Input Validation)
CVSS2 => (AV:N/AC:L/Au:N/C:P/I:N/A:N)
| CVSS Base Score |
Impact Subscore |
Exploitability Subscore |
5/10 |
2.9/10 |
10/10 |
| Exploit range |
Attack complexity |
Authentication |
Remote |
Low |
No required |
| Confidentiality impact |
Integrity impact |
Availability impact |
Partial |
None |
None |
References: |
https://aws.amazon.com/cn/freertos/security-updates/
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