An exploitable memory corruption vulnerability exists in the Websocket protocol implementation of Cesanta Mongoose 6.8
Published Nov 7, 2017
9.8
CRITICALCVSS 3.1
EPSS 2.63%
Description
An exploitable memory corruption vulnerability exists in the Websocket protocol implementation of Cesanta Mongoose 6.8. A specially crafted websocket packet can cause a buffer to be allocated while leaving stale pointers which leads to a use-after-free vulnerability which can be exploited to achieve remote code execution. An attacker needs to send a specially crafted websocket 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 (21 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.63% (0.02625) | 84.94th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.63% (0.02625) | 83.44th | v5 (v2026.06.15) |
| Mar 30, 2025 | 1.79% (0.01786) | 81.09th | v4 (v2025.03.14) |
| Mar 29, 2025 | 5.29% (0.05292) | 83.00th | v4 (v2025.03.14) |
| Jul 20, 2024 | 0.96% (0.00959) | 83.44th | v3 (v2023.03.01) |
| Jun 3, 2024 | 0.96% (0.00959) | 83.27th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.78% (0.00784) | 80.84th | v3 (v2023.03.01) |
| Nov 23, 2023 | 0.55% (0.00547) | 74.87th | v3 (v2023.03.01) |
| Sep 17, 2023 | 0.48% (0.00482) | 73.03th | v3 (v2023.03.01) |
| May 8, 2023 | 0.47% (0.00473) | 71.99th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.41% (0.00413) | 69.93th | v3 (v2023.03.01) |
| Mar 6, 2023 | 3.16% (0.03159) | 83.91th | v2 (v2022.01.01) |
| Dec 7, 2022 | 3.16% (0.03159) | 83.48th | v2 (v2022.01.01) |
| Oct 3, 2022 | 1.54% (0.01536) | 73.10th | 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 | 0.80% (0.00797) | 22.14th | v1 |
| Jan 6, 2022 | 0.80% (0.00797) | 21.54th | v1 |
| Sep 1, 2021 | 0.80% (0.00797) | 52.08th | v1 |
| Apr 14, 2021 | 0.80% (0.00797) | 0.00th | v1 |
References (1)
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0429 x_refsource_MISCExploitTechnical DescriptionThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0429 | x_refsource_MISCExploitTechnical DescriptionThird Party Advisory |
Change history (0)
No recorded changes yet.