CVE-2023-0809
MEDIUMCVSS 5.3/10EPSS 0.61%
Last modified
CVE-2023-0809 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. In Mosquitto before 2.0.16, excessive memory is allocated based on malicious initial packets that are not CONNECT packets.. EPSS estimates a 0.61% chance of exploitation in the next 30 days.
Description
In Mosquitto before 2.0.16, excessive memory is allocated based on malicious initial packets that are not CONNECT packets.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Eclipse | Mosquitto | < 2.0.16 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-0809?
In Mosquitto before 2.0.16, excessive memory is allocated based on malicious initial packets that are not CONNECT packets.
How severe is CVE-2023-0809?
CVE-2023-0809 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.61% probability of exploitation in the next 30 days.
How do I fix CVE-2023-0809?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2023-0809?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST