CVE-2019-19307: Integer Overflow
An integer overflow in parsemqtt in mongoose.c in Cesanta Mongoose 6.16 allows an attacker to achieve remote DoS (infinite loop), or possibly cause an out-of-bounds write, by sending a crafted MQTT protocol packet.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2019-19307?
CVE-2019-19307 is an integer overflow vulnerability in parse_mqtt in Cesanta Mongoose 6.16, which allows an attacker to achieve remote denial-of-service (DoS) or possibly cause an out-of-bounds write by sending a crafted MQTT protocol packet.
How severe is CVE-2019-19307?
CVE-2019-19307 has a severity rating of 9.8, which is considered critical.
What software is affected by CVE-2019-19307?
Cesanta Mongoose 6.16 is affected by CVE-2019-19307.
How can an attacker exploit CVE-2019-19307?
An attacker can exploit CVE-2019-19307 by sending a crafted MQTT protocol packet, which can lead to remote denial-of-service (DoS) or an out-of-bounds write.
Is there a fix for CVE-2019-19307?
Yes, upgrading to a version of Cesanta Mongoose that is not affected by the vulnerability will fix CVE-2019-19307.