NULL pointer dereference in Eclipse Mosquitto
Priority LOW 36CWE-476Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-476.
Summary
In Eclipse Mosquitto version from 1.0 to 1.4.15, a Null Dereference vulnerability was found in the Mosquitto library which could lead to crashes for those applications using the library.
Why it matters now
EPSS 0.01762 78th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Eclipse Foundation | Eclipse Mosquitto | 1.0 and later; up to 1.4.15 | — | No fix listed | CNA |
- Eclipse Mosquitto VendorEclipse Foundation Affected 1.0 and later; up to 1.4.15 Fixed in — No fix listed CNA
CPE configurations NVD · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:eclipse:mosquitto:*:*:*:*:*:*:*:* | 1.0 – 1.4.15 | Vulnerable | Eclipse Foundation |
| cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | 8.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | 9.0 | Vulnerable | Debian |
- cpe:2.3:a:eclipse:mosquitto:*:*:*:*:*:*:*:* Versions 1.0 – 1.4.15 Vulnerable ·Eclipse Foundation
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian
Remediation
No fixed version listed by the sources yet.
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
The Eclipse Foundation Eclipse Mosquitto unspecified
4 records Highest priority Priority LOW 4 LOW
Other records, highest priority first
- TI-2018-09010 Improper authentication in Eclipse MosquittoPriority LOW 38
- TI-2018-09009 When Eclipse Mosquitto version 1.0 to 1.5.5 (inclusive) is configured to use an ACL file…Priority LOW 38
- TI-2018-09005 Improper access control in Eclipse MosquittoPriority LOW 30
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2017-7655
- 2026-10-03 Alias added: GHSA-gg85-hmcj-cx9p
References
More Eclipse Foundation Mosquitto vulnerabilities
- TI-2024-09749 Eclipse Mosquito: Heap Buffer Overflow in my_subscribe_callback CVSS 4.0HIGH 7.2
- TI-2018-09002 Reachable assertion in Eclipse Mosquitto CVSS 3.0HIGH 7.5
- TI-2023-12912 The broker in Eclipse Mosquitto 1.3.2 through 2.x before 2.0.16 has a memory leak that… CVSS 3.1HIGH 7.5
- TI-2017-05287 Uncontrolled resource consumption in Eclipse Mosquitto CVSS 3.0HIGH 7.5
- TI-2023-05183 Unconditionally adding an event to the epoll causes excessive CPU consumption CVSS 3.1HIGH 7.5
- TI-2018-09010 Improper authentication in Eclipse Mosquitto CVSS 3.0HIGH 8.1
Sources
- CVE-2017-7655 · CVE Program
- CVE-2017-7655 · NVD
- FIRST EPSS
- GHSA-gg85-hmcj-cx9p · GitHub Advisory Database · CC BY 4.0
- CVE-2017-7655 · Red Hat security data · CC BY 4.0
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