Intrusion Prevention

Cesanta.Mongoose.parse_mqtt.Remaining.Length.Overflow.DoS

Description

This indicates an attack attempt to exploit a Denial of Service Vulnerability in Cesanta Mongoose.
The vulnerability is due to improper handling of objects in memory, potentially leading to an infinite loop. A remote, unauthenticated attacker could exploit the vulnerability by sending crafted requests to a targeted system. Successful exploitation of the vulnerability could cause denial-of-service conditions.

Affected Products

Cesanta Mongoose 6.16

Impact

Denial of Service: Remote attackers can crash vulnerable systems.

Recommended Actions

Apply the most recent upgrade or patch from the vendor.
https://github.com/cesanta/mongoose/commit/cb602f178ccea7f0c790cf5510f7a29c017db954

CVE References

CVE-2019-19307