What’s Vulnerable › Vulnerabilities

CVE-2017-7654

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-06-05 · updated 2026-06-17
• Weakness: CWE-401

Description

In Eclipse Mosquitto 1.4.15 and earlier, a Memory Leak vulnerability was found within the Mosquitto Broker. Unauthenticated clients can send crafted CONNECT packets which could cause a denial of service in the Mosquitto Broker.

Affected products

• Debian Linux: 8.0, 9.0
• The Eclipse Foundation Eclipse Mosquitto: through 1.4.15

References

• https://bugs.eclipse.org/bugs/show_bug.cgi?id=533493
• https://lists.debian.org/debian-lts-announce/2018/09/msg00036.html
• https://usn.ubuntu.com/4023-1/
• https://www.debian.org/security/2018/dsa-4325
• https://bugs.eclipse.org/bugs/show_bug.cgi?id=533493
• https://lists.debian.org/debian-lts-announce/2018/09/msg00036.html
• https://usn.ubuntu.com/4023-1/
• https://www.debian.org/security/2018/dsa-4325

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