CRITICAL
NetHack 3.6.x before 3.6.4 is prone to a buffer overflow vulnerability when reading very long lines from configuration files
Published Dec 19, 2019
9.8
CRITICALCVSS 3.1
EPSS 3.38%
Description
NetHack 3.6.x before 3.6.4 is prone to a buffer overflow vulnerability when reading very long lines from configuration files. This affects systems that have NetHack installed suid/sgid, and shared systems that allow users to upload their own configuration files.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
9.8 CRITICAL NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
No CVSS v3.0 score for this CVE.
7.5 HIGH NVD
AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
3.38% 0.03384
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
EPSS probability 0.03384
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 3, 2026 | 3.38% (0.03384) | 88.41th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.38% (0.03384) | 87.20th | v5 (v2026.06.15) |
| Mar 30, 2025 | 3.34% (0.03339) | 86.15th | v4 (v2025.03.14) |
| Mar 29, 2025 | 50.07% (0.50066) | 96.82th | v4 (v2025.03.14) |
| Mar 28, 2025 | 3.34% (0.03339) | 86.16th | v4 (v2025.03.14) |
| Mar 27, 2025 | 50.07% (0.50066) | 97.44th | v4 (v2025.03.14) |
| Mar 20, 2025 | 25.37% (0.25373) | 95.78th | v4 (v2025.03.14) |
| Mar 19, 2025 | 50.07% (0.50066) | 97.50th | v4 (v2025.03.14) |
| Mar 17, 2025 | 25.37% (0.25373) | 95.75th | v4 (v2025.03.14) |
| Jul 20, 2024 | 0.38% (0.00383) | 73.30th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.38% (0.00383) | 72.31th | v3 (v2023.03.01) |
| Oct 8, 2023 | 0.38% (0.00383) | 69.91th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.32% (0.00321) | 65.90th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Sep 10, 2022 | 1.02% (0.01018) | 38.88th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.02% (0.01018) | 36.86th | v2 (v2022.01.01) |
| Feb 4, 2022 | 15.35% (0.15351) | 91.59th | v2 (v2022.01.01) |
| Feb 3, 2022 | 5.36% (0.05363) | 79.74th | v1 |
| Jan 6, 2022 | 5.36% (0.05363) | 79.54th | v1 |
| Sep 1, 2021 | 1.25% (0.01247) | 68.62th | v1 |
| Apr 14, 2021 | 1.25% (0.01247) | 0.00th | v1 |
Weaknesses (1)
References (5)
- https://bugs.debian.org/947005 x_refsource_MISCIssue TrackingPatchThird Party Advisory
- https://github.com/NetHack/NetHack/commit/f001de79542b8c38b1f8e6d7eaefbbd28ab94b47 x_refsource_MISCPatch
- https://github.com/NetHack/NetHack/commit/f4a840a48f4bcf11757b3d859e9d53cc9d5ef226 x_refsource_MISCPatch
- https://github.com/NetHack/NetHack/security/advisories/GHSA-3cm7-rgh5-9pq5 x_refsource_CONFIRMThird Party Advisory
- https://nethack.org/security/ x_refsource_MISCVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://bugs.debian.org/947005 | x_refsource_MISCIssue TrackingPatchThird Party Advisory | |
| https://github.com/NetHack/NetHack/commit/f001de79542b8c38b1f8e6d7eaefbbd28ab94b47 | x_refsource_MISCPatch | |
| https://github.com/NetHack/NetHack/commit/f4a840a48f4bcf11757b3d859e9d53cc9d5ef226 | x_refsource_MISCPatch | |
| https://github.com/NetHack/NetHack/security/advisories/GHSA-3cm7-rgh5-9pq5 | x_refsource_CONFIRMThird Party Advisory | |
| https://nethack.org/security/ | x_refsource_MISCVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Dec 19, 2019
Updated Aug 5, 2024
Reserved Dec 19, 2019
Link CVE-2019-19905
CISA Vulnrichment
Updated n/a