JerryScript 1.0 allows remote attackers to cause a denial of service (jmem_heap_alloc_block_internal heap memory corruption) or possibly execute arbitrary code via a crafted .js file, because unrecognized \ characters cause incorrect 0x00 characters in bytecode.literal data
Published Sep 26, 2017
7.8
HIGHCVSS 3.0
EPSS 2.07%
Description
JerryScript 1.0 allows remote attackers to cause a denial of service (jmem_heap_alloc_block_internal heap memory corruption) or possibly execute arbitrary code via a crafted .js file, because unrecognized \ characters cause incorrect 0x00 characters in bytecode.literal data.
Affected products
No data.
- 1.0
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.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AV:N/AC:M/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 v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- 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 | 2.07% (0.02068) | 80.70th | v5 (v2026.06.15) |
| Aug 23, 2026 | 3.02% (0.03017) | 86.37th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.99% (0.01986) | 77.94th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.14% (0.00145) | 50.83th | v3 (v2023.03.01) |
| May 10, 2024 | 0.14% (0.00145) | 50.06th | v3 (v2023.03.01) |
| Apr 25, 2024 | 0.14% (0.00139) | 48.83th | v3 (v2023.03.01) |
| Mar 15, 2024 | 0.12% (0.00122) | 45.51th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.11% (0.00109) | 42.42th | v3 (v2023.03.01) |
| Dec 31, 2023 | 0.48% (0.00485) | 73.39th | v3 (v2023.03.01) |
| Oct 12, 2023 | 0.46% (0.00456) | 72.41th | v3 (v2023.03.01) |
| Sep 6, 2023 | 0.34% (0.00335) | 67.62th | v3 (v2023.03.01) |
| Aug 6, 2023 | 0.28% (0.00284) | 64.45th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.23% (0.00232) | 59.50th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.62% (0.01624) | 75.89th | v2 (v2022.01.01) |
| Oct 26, 2022 | 1.62% (0.01624) | 75.20th | v2 (v2022.01.01) |
| Aug 22, 2022 | 1.32% (0.01318) | 67.33th | v2 (v2022.01.01) |
| Jun 23, 2022 | 1.21% (0.01208) | 59.68th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.10% (0.01103) | 50.07th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.10% (0.01103) | 28.56th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.93% (0.00934) | 25.93th | v1 |
| Jan 6, 2022 | 0.93% (0.00934) | 25.30th | v1 |
| Sep 1, 2021 | 0.93% (0.00934) | 60.63th | v1 |
| Apr 14, 2021 | 0.93% (0.00934) | 0.00th | v1 |
References (1)
- https://github.com/jerryscript-project/jerryscript/issues/2008 x_refsource_MISCExploitThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://github.com/jerryscript-project/jerryscript/issues/2008 | x_refsource_MISCExploitThird Party Advisory |
Change history (0)
No recorded changes yet.