VDB
CVE-2021-34431
CVE-2021-34431
PUBLISHED
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.
EPSS 0.37% · 59.1th percentile
Risk Scores
EPSS Score
0.37%
59.1th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:Pro:20.04:LTS | mosquitto | 1.6.6-1, 0, 1.6.7-1 |
Timeline
- Jul 22, 2021 CVE Published
- Jul 23, 2021 EPSS Score
- Sep 20, 2021 EPSS Score
- Nov 19, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Mar 17, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 15, 2022 EPSS Score
- Jul 15, 2022 EPSS Score
- Sep 12, 2022 EPSS Score
- Nov 10, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2021-34431 third-party-advisory
- https://bugs.eclipse.org/bugs/show_bug.cgi?id=573191 third-party-advisory
- https://ubuntu.com/security/notices/USN-6492-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2021-34431 third-party-advisory