An exploitable NULL pointer dereference vulnerability exists in the MQTT packet parsing functionality of Cesanta Mongoose 6.8
Published Nov 7, 2017
7.5
HIGHCVSS 3.1
EPSS 24.94%
Description
An exploitable NULL pointer dereference vulnerability exists in the MQTT packet parsing functionality of Cesanta Mongoose 6.8. An MQTT SUBSCRIBE packet can cause a NULL pointer dereference leading to server crash and denial of service. An attacker needs to send a specially crafted MQTT packet over the network to trigger this vulnerability.
Affected products
-
- Version 6.8StatusaffectedConstraints-
- Version
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AV:N/AC:L/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (18 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 24.94% (0.24943) | 97.85th | v5 (v2026.06.15) |
| Jul 11, 2026 | 24.94% (0.24943) | 97.66th | v5 (v2026.06.15) |
| Jun 15, 2026 | 26.58% (0.26577) | 97.75th | v5 (v2026.06.15) |
| Mar 30, 2025 | 6.01% (0.06008) | 89.75th | v4 (v2025.03.14) |
| Mar 29, 2025 | 7.06% (0.07059) | 85.50th | v4 (v2025.03.14) |
| Mar 17, 2025 | 5.53% (0.05532) | 89.55th | v4 (v2025.03.14) |
| Dec 17, 2024 | 13.64% (0.13643) | 95.60th | v3 (v2023.03.01) |
| Sep 17, 2023 | 21.72% (0.21721) | 95.86th | v3 (v2023.03.01) |
| May 8, 2023 | 33.47% (0.33470) | 96.41th | v3 (v2023.03.01) |
| Mar 7, 2023 | 37.16% (0.37164) | 96.52th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.89% (0.00885) | 26.24th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.89% (0.00885) | 24.24th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.89% (0.00885) | 10.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.52% (0.00518) | 11.68th | v1 |
| Jan 6, 2022 | 0.52% (0.00518) | 11.22th | v1 |
| Sep 1, 2021 | 0.52% (0.00518) | 29.97th | v1 |
| Apr 14, 2021 | 0.52% (0.00518) | 0.00th | v1 |
References (1)
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0400 x_refsource_MISCExploitTechnical DescriptionThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0400 | x_refsource_MISCExploitTechnical DescriptionThird Party Advisory |
Change history (0)
No recorded changes yet.