The GetBlockHeadersMsg handler in the LES protocol implementation in Go Ethereum (aka geth) before 1.8.11 may lead to an access violation because of an integer signedness error for the array index, which allows attackers to launch a Denial of Service attack by sending a packet with a -1 query.Skip value
Published Jul 5, 2018
7.5
HIGHCVSS 3.0
EPSS 4.25%
Description
The GetBlockHeadersMsg handler in the LES protocol implementation in Go Ethereum (aka geth) before 1.8.11 may lead to an access violation because of an integer signedness error for the array index, which allows attackers to launch a Denial of Service attack by sending a packet with a -1 query.Skip value. The vulnerable remote node would be crashed by such an attack immediately, aka the EPoD (Ethereum Packet of Death) issue.
Affected products
No data.
- < 1.8.11
No data.
No Red Hat product state for this CVE.
github.com/ethereum/go-ethereum
Go
Introduced 0 Fixed 1.8.11
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| Go | github.com/ethereum/go-ethereum | 0 | 1.8.11 |
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
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 (23 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 4.25% (0.04255) | 90.75th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.25% (0.04255) | 89.74th | v5 (v2026.06.15) |
| Mar 30, 2025 | 12.45% (0.12450) | 93.30th | v4 (v2025.03.14) |
| Mar 29, 2025 | 51.79% (0.51789) | 96.93th | v4 (v2025.03.14) |
| Mar 28, 2025 | 12.45% (0.12450) | 93.30th | v4 (v2025.03.14) |
| Mar 27, 2025 | 51.79% (0.51789) | 97.54th | v4 (v2025.03.14) |
| Mar 20, 2025 | 34.29% (0.34288) | 96.66th | v4 (v2025.03.14) |
| Mar 19, 2025 | 51.79% (0.51789) | 97.59th | v4 (v2025.03.14) |
| Mar 17, 2025 | 37.98% (0.37985) | 96.87th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.82% (0.00817) | 82.53th | v3 (v2023.03.01) |
| Jun 12, 2024 | 0.82% (0.00817) | 81.87th | v3 (v2023.03.01) |
| Nov 25, 2023 | 0.82% (0.00817) | 79.87th | v3 (v2023.03.01) |
| Jul 8, 2023 | 0.69% (0.00695) | 77.56th | v3 (v2023.03.01) |
| Jun 28, 2023 | 0.48% (0.00481) | 72.49th | v3 (v2023.03.01) |
| May 8, 2023 | 0.35% (0.00347) | 67.38th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.50% (0.00502) | 72.72th | v3 (v2023.03.01) |
| Mar 6, 2023 | 7.18% (0.07176) | 92.30th | v2 (v2022.01.01) |
| Apr 1, 2022 | 7.18% (0.07176) | 91.55th | v2 (v2022.01.01) |
| Feb 4, 2022 | 7.18% (0.07176) | 80.33th | v2 (v2022.01.01) |
| Feb 3, 2022 | 5.55% (0.05553) | 80.10th | v1 |
| Jan 6, 2022 | 5.55% (0.05553) | 79.90th | v1 |
| Sep 1, 2021 | 5.55% (0.05553) | 88.57th | v1 |
| Apr 14, 2021 | 5.55% (0.05553) | 0.00th | v1 |
References (8)
- https://github.com/advisories/GHSA-p5gc-957x-gfw9 Advisory
- https://github.com/ethereum/go-ethereum/commit/a5237a27eaf81946a3edb4fafe13ed6359d119e4 x_refsource_MISCPatchThird Party Advisory
- https://github.com/ethereum/go-ethereum/pull/16891 x_refsource_MISCIssue TrackingPatchThird Party Advisory
- https://github.com/ethereum/go-ethereum/releases/tag/v1.8.11 x_refsource_MISCThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2018-12018
- https://peckshield.com/2018/06/27/EPoD x_refsource_MISCExploitThird Party Advisory
- https://pkg.go.dev/vuln/GO-2021-0075
- https://web.archive.org/web/20180628022133/https://peckshield.com/2018/06/27/EPoD
| Link | Providers | Tags |
|---|---|---|
| https://github.com/advisories/GHSA-p5gc-957x-gfw9 | Advisory | |
| https://github.com/ethereum/go-ethereum/commit/a5237a27eaf81946a3edb4fafe13ed6359d119e4 | x_refsource_MISCPatchThird Party Advisory | |
| https://github.com/ethereum/go-ethereum/pull/16891 | x_refsource_MISCIssue TrackingPatchThird Party Advisory | |
| https://github.com/ethereum/go-ethereum/releases/tag/v1.8.11 | x_refsource_MISCThird Party Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2018-12018 | ||
| https://peckshield.com/2018/06/27/EPoD | x_refsource_MISCExploitThird Party Advisory | |
| https://pkg.go.dev/vuln/GO-2021-0075 | ||
| https://web.archive.org/web/20180628022133/https://peckshield.com/2018/06/27/EPoD |
Change history (0)
No recorded changes yet.