An exploitable arbitrary memory read vulnerability exists in the MQTT packet parsing functionality of Cesanta Mongoose 6.8
Published Nov 7, 2017
9.8
CRITICALCVSS 3.1
EPSS 3.00%
Description
An exploitable arbitrary memory read vulnerability exists in the MQTT packet parsing functionality of Cesanta Mongoose 6.8. A specially crafted MQTT packet can cause an arbitrary out-of-bounds memory read and write potentially resulting in information disclosure, denial of service and remote code execution. 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:H/I:H/A:H
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AV:N/AC:L/Au:N/C:P/I:P/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 (23 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.00% (0.02996) | 86.88th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.40% (0.02395) | 81.77th | v5 (v2026.06.15) |
| Mar 30, 2025 | 2.61% (0.02608) | 84.30th | v4 (v2025.03.14) |
| Mar 29, 2025 | 7.83% (0.07827) | 86.37th | v4 (v2025.03.14) |
| Mar 17, 2025 | 2.61% (0.02608) | 84.61th | v4 (v2025.03.14) |
| Jul 20, 2024 | 0.70% (0.00697) | 80.45th | v3 (v2023.03.01) |
| Jul 13, 2024 | 0.70% (0.00697) | 80.43th | v3 (v2023.03.01) |
| Jun 3, 2024 | 0.71% (0.00712) | 80.47th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.58% (0.00581) | 77.41th | v3 (v2023.03.01) |
| Nov 23, 2023 | 0.57% (0.00575) | 75.49th | v3 (v2023.03.01) |
| Sep 17, 2023 | 0.51% (0.00507) | 73.70th | v3 (v2023.03.01) |
| May 8, 2023 | 0.50% (0.00500) | 72.80th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.35% (0.00353) | 67.51th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.70% (0.01702) | 76.15th | v2 (v2022.01.01) |
| Dec 7, 2022 | 1.70% (0.01702) | 75.54th | v2 (v2022.01.01) |
| Oct 3, 2022 | 1.38% (0.01382) | 71.13th | v2 (v2022.01.01) |
| Aug 4, 2022 | 1.27% (0.01267) | 66.17th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.16% (0.01156) | 58.36th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.16% (0.01156) | 34.92th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.14% (0.01142) | 29.57th | v1 |
| Jan 6, 2022 | 1.14% (0.01142) | 28.93th | v1 |
| Sep 1, 2021 | 1.14% (0.01142) | 66.90th | v1 |
| Apr 14, 2021 | 1.14% (0.01142) | 0.00th | v1 |
References (1)
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0399 x_refsource_MISCTechnical DescriptionThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0399 | x_refsource_MISCTechnical DescriptionThird Party Advisory |
Change history (0)
No recorded changes yet.