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Critical severity9.8NVD Advisory· Published Nov 26, 2019· Updated Jun 17, 2026

CVE-2019-19307

CVE-2019-19307

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.

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Affected products

3
  • Cesanta/Mongoose2 versions
    cpe:2.3:a:cesanta:mongoose:6.16:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:cesanta:mongoose:6.16:*:*:*:*:*:*:*
    • (no CPE)range: <=6.16
  • Cesanta/Mongoosedescription

Patches

Vulnerability mechanics

References

1

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