APP: Cesanta Mongoose Parse MQTT Out of Bounds Read
This signature detects attempts to exploit a known vulnerability against MQTT packet parsing functionality of Cesanta Mongoose. A successful attack can result in denial-of-service condition or disclosure of sensitive information.
Extended Description
An issue was discovered in Mongoose before 6.15. The parse_mqtt() function in mg_mqtt.c has a critical heap-based buffer overflow.
Affected Products
Cesanta mongoose
References
CVE: CVE-2019-12951
Short Name
APP:MISC:CSMN-PARSE-MQTT-OOB
Severity
Minor
Recommended
True
Recommended Action
Drop
Category
APP
Keywords
Bounds CVE-2019-12951 Cesanta MQTT Mongoose Out Parse Read of
Release Date
07/25/2019
Supported Platforms
mx-19.3
vmx-19.3
vsrx-19.2
srx-19.3
srx-branch-19.3
vsrx3bsd-19.2
srx-19.4
vsrx3bsd-19.4
srx-branch-19.4
vsrx-19.4
vmx-19.4
mx-19.4
srxevo-25.4
vsrx-26.2
srx-26.2
srx-branch-26.2
vsrx3bsd-26.2
mx-12.3
srx-12.3
srx-branch-12.3
vsrx-12.3
Sigpack Version
3337
Port
TCP/1883
False Positive
Unknown
Vendors
Cesanta
CVSS Score
7.5