CRITICAL
Boa through 0.94.14rc21 allows remote attackers to trigger an out-of-memory (OOM) condition because malloc is mishandled
Published Oct 11, 2019
9.8
CRITICALCVSS 3.1
EPSS 2.37%
Description
Boa through 0.94.14rc21 allows remote attackers to trigger an out-of-memory (OOM) condition because malloc is mishandled.
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.
2.37% 0.02369
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.02369
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 (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.37% (0.02369) | 83.20th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.35% (0.02350) | 81.42th | v5 (v2026.06.15) |
| Mar 30, 2025 | 0.75% (0.00749) | 70.80th | v4 (v2025.03.14) |
| Mar 29, 2025 | 1.86% (0.01864) | 72.04th | v4 (v2025.03.14) |
| Jul 20, 2024 | 0.55% (0.00554) | 77.79th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.55% (0.00554) | 76.89th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.55% (0.00554) | 74.11th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.05% (0.01055) | 52.13th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.05% (0.01055) | 50.47th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.05% (0.01055) | 48.43th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.05% (0.01055) | 27.52th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.78% (0.00785) | 22.12th | v1 |
| Jan 6, 2022 | 0.78% (0.00785) | 21.52th | v1 |
| Sep 1, 2021 | 0.78% (0.00785) | 52.07th | v1 |
| Apr 14, 2021 | 0.78% (0.00785) | 0.00th | v1 |
Weaknesses (1)
References (2)
- https://github.com/gpg/boa/pull/1 x_refsource_CONFIRMThird Party Advisory
- https://github.com/gpg/boa/pull/1/commits/e139b87835994d007fbd64eead6c1455d7b8cf4e x_refsource_CONFIRMPatchThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://github.com/gpg/boa/pull/1 | x_refsource_CONFIRMThird Party Advisory | |
| https://github.com/gpg/boa/pull/1/commits/e139b87835994d007fbd64eead6c1455d7b8cf4e | x_refsource_CONFIRMPatchThird Party Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Oct 11, 2019
Updated Aug 5, 2024
Reserved Oct 11, 2019
Link CVE-2018-21027
CISA Vulnrichment
Updated n/a