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CVE-2019-19307

CRITICALCVSS 9.8/10EPSS 41.37%

Last modified

CVE-2019-19307 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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.. EPSS estimates a 41.37% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
41.37%

98.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
CesantaMongoose6.16

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-19307?
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.
How severe is CVE-2019-19307?
CVE-2019-19307 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 41.37% probability of exploitation in the next 30 days.
How do I fix CVE-2019-19307?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-19307?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST