MEDIUM
Espruino before 1.98 allows attackers to cause a denial of service (application crash) with a user crafted input file via a NULL pointer dereference during syntax parsing
Published May 31, 2018
5.5
MEDIUMCVSS 3.0
EPSS 1.01%
Description
Espruino before 1.98 allows attackers to cause a denial of service (application crash) with a user crafted input file via a NULL pointer dereference during syntax parsing. This was addressed by adding validation for a debug trace print statement in jsvar.c.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
5.5 MEDIUM NVD
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
4.3 MEDIUM NVD
AV:N/AC:M/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.01% 0.01013
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01013
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.01% (0.01013) | 61.91th | v5 (v2026.06.15) |
| Sep 20, 2026 | 1.01% (0.01013) | 61.71th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.06% (0.00060) | 26.11th | v3 (v2023.03.01) |
| Jun 28, 2024 | 0.06% (0.00060) | 25.83th | v3 (v2023.03.01) |
| Apr 25, 2024 | 0.06% (0.00059) | 23.82th | v3 (v2023.03.01) |
| Mar 15, 2024 | 0.06% (0.00056) | 21.13th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.05% (0.00051) | 16.65th | v3 (v2023.03.01) |
| Sep 9, 2023 | 0.08% (0.00076) | 31.23th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.11% (0.00108) | 42.93th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.09% (0.00091) | 37.16th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00954) | 36.37th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00954) | 16.28th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.04% (0.01036) | 27.56th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.04% (0.01036) | 0.00th | v1 |
Weaknesses (1)
References (3)
- https://github.com/espruino/Espruino/commit/b6d362f6a1f2de0b3e7604848116efb509196bf4 x_refsource_MISCPatchVendor Advisory
- https://github.com/espruino/Espruino/files/2015612/test.txt x_refsource_MISCExploitVendor Advisory
- https://github.com/espruino/Espruino/issues/1420 x_refsource_MISCIssue TrackingVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://github.com/espruino/Espruino/commit/b6d362f6a1f2de0b3e7604848116efb509196bf4 | x_refsource_MISCPatchVendor Advisory | |
| https://github.com/espruino/Espruino/files/2015612/test.txt | x_refsource_MISCExploitVendor Advisory | |
| https://github.com/espruino/Espruino/issues/1420 | x_refsource_MISCIssue TrackingVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published May 31, 2018
Updated Sep 16, 2024
Reserved May 31, 2018
Link CVE-2018-11591
CISA Vulnrichment
Updated n/a