HIGH
MP4Integer32Property::Read in atom_avcC.cpp in MP4v2 2.1.0 allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted MP4 file
Published Jul 20, 2018
8.8
HIGHCVSS 3.0
EPSS 2.38%
Description
MP4Integer32Property::Read in atom_avcC.cpp in MP4v2 2.1.0 allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted MP4 file.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
8.8 HIGH NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
6.8 MEDIUM NVD
AV:N/AC:M/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Medium
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.
2.38% 0.02385
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
EPSS probability 0.02385
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 2.38% (0.02385) | 83.33th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.38% (0.02385) | 81.68th | v5 (v2026.06.15) |
| Jun 20, 2025 | 0.88% (0.00877) | 74.28th | v4 (v2025.03.14) |
| Jul 20, 2024 | 1.34% (0.01339) | 86.23th | v3 (v2023.03.01) |
| May 4, 2024 | 1.34% (0.01339) | 85.98th | v3 (v2023.03.01) |
| Dec 11, 2023 | 1.31% (0.01309) | 84.35th | v3 (v2023.03.01) |
| Nov 8, 2023 | 1.26% (0.01261) | 84.05th | v3 (v2023.03.01) |
| Sep 3, 2023 | 2.03% (0.02032) | 87.51th | v3 (v2023.03.01) |
| Apr 12, 2023 | 2.37% (0.02366) | 88.19th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.27% (0.01274) | 83.55th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.94% (0.01943) | 48.45th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.94% (0.01943) | 0.00th | v1 |
Weaknesses (1)
References (6)
- http://hac425.unaux.com/index.php/archives/63/ Not ApplicableThird Party Advisory
- https://github.com/TechSmith/mp4v2/issues/20 Issue TrackingThird Party Advisory
- https://github.com/enzo1982/mp4v2/releases/tag/v2.1.0
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6YCHVOYPIBGM5HYUMQ77KZH2IHSITKVE/ vendor-advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FRSO2IMK6P7MOIZWGWKONPIEHKBA7WL3/ vendor-advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GISUIWPKBWPXORUFNWBGFTKQS7UUVUC4/ vendor-advisory
| Link | Providers | Tags |
|---|---|---|
| http://hac425.unaux.com/index.php/archives/63/ | Not ApplicableThird Party Advisory | |
| https://github.com/TechSmith/mp4v2/issues/20 | Issue TrackingThird Party Advisory | |
| https://github.com/enzo1982/mp4v2/releases/tag/v2.1.0 | ||
| https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6YCHVOYPIBGM5HYUMQ77KZH2IHSITKVE/ | vendor-advisory | |
| https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FRSO2IMK6P7MOIZWGWKONPIEHKBA7WL3/ | vendor-advisory | |
| https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GISUIWPKBWPXORUFNWBGFTKQS7UUVUC4/ | vendor-advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jul 20, 2018
Updated Aug 5, 2024
Reserved Jul 20, 2018
Link CVE-2018-14446
CISA Vulnrichment
Updated n/a