MEDIUM
The EBML_BufferToID function in ebmlelement.c in libebml2 through 2012-08-26 allows remote attackers to cause a denial of service (Null pointer dereference and application crash) via a crafted mkv file
Published Nov 9, 2017
6.5
MEDIUMCVSS 3.0
EPSS 2.42%
Description
The EBML_BufferToID function in ebmlelement.c in libebml2 through 2012-08-26 allows remote attackers to cause a denial of service (Null pointer dereference and application crash) via a crafted mkv 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.
6.5 MEDIUM NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack Vector Network
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.
2.42% 0.02415
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.02415
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 | 2.42% (0.02415) | 83.55th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.42% (0.02415) | 81.94th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.68% (0.00678) | 69.84th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.07% (0.00075) | 34.43th | v3 (v2023.03.01) |
| Jul 3, 2024 | 0.07% (0.00075) | 32.62th | v3 (v2023.03.01) |
| May 8, 2023 | 0.07% (0.00075) | 30.61th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.13% (0.00132) | 46.36th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.14% (0.01136) | 59.45th | v2 (v2022.01.01) |
| Oct 18, 2022 | 1.14% (0.01136) | 58.28th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.14% (0.01136) | 56.27th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.14% (0.01136) | 34.23th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.30% (0.01300) | 31.12th | v1 |
| Jan 6, 2022 | 1.30% (0.01300) | 30.48th | v1 |
| Sep 1, 2021 | 1.30% (0.01300) | 69.44th | v1 |
| Apr 14, 2021 | 1.30% (0.01300) | 0.00th | v1 |
Weaknesses (1)
References (3)
- http://packetstormsecurity.com/files/144902/mkvalidator-0.5.1-Denial-Of-Service.html x_refsource_MISCThird Party AdvisoryVDB Entry
- http://seclists.org/fulldisclosure/2017/Nov/19 mailing-listx_refsource_FULLDISCExploitMailing ListThird Party Advisory
- https://github.com/Matroska-Org/foundation-source/issues/24 x_refsource_CONFIRMExploitThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://packetstormsecurity.com/files/144902/mkvalidator-0.5.1-Denial-Of-Service.html | x_refsource_MISCThird Party AdvisoryVDB Entry | |
| http://seclists.org/fulldisclosure/2017/Nov/19 | mailing-listx_refsource_FULLDISCExploitMailing ListThird Party Advisory | |
| https://github.com/Matroska-Org/foundation-source/issues/24 | x_refsource_CONFIRMExploitThird Party Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Nov 9, 2017
Updated Aug 5, 2024
Reserved Aug 10, 2017
Link CVE-2017-12781
CISA Vulnrichment
Updated n/a