CVE-2019-17389
HIGH
7.5
CVSS Score
Published: October 9, 2019 at 04:06 PM UTC
Updated: June 17, 2026 at 02:23 AM UTC
1 product affected across 1 vendorRIOT
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Severity
HIGH7.5
Exploit prediction
EPSS 1%
Description
In RIOT 2019.07, the MQTT-SN implementation (asymcute) mishandles errors occurring during a read operation on a UDP socket. The receive loop ends. This allows an attacker (via a large packet) to prevent a RIOT MQTT-SN client from working until the device is restarted.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (1)
x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://github.com/RIOT-OS/RIOT/pull/12382CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
NVD-CWE-noinfo
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