A vulnerability classified as critical has been found in Cesanta Mongoose 6.16. This affects some unknown processing of the file mongoose.c. The manipulation with an unknown input leads to a integer overflow vulnerability. CWE is classifying the issue as CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

An integer overflow in parse_mqtt 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.

The weakness was shared 11/26/2019. This vulnerability is uniquely identified as CVE-2019-19307 since 11/26/2019. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Vendor

• Cesanta

Name

• Mongoose

Version

• 6.16

License

• open-source

CPE 2.3info

• 🔍

CPE 2.2info

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