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Libebml2 CVE-2017-12802

MEDIUM
Improper Input Validation (CWE-20)
2017-11-10 cve@mitre.org
Denial Of Service Libebml2 Mkclean Mkvalidator
6.5
CVSS 3.0 · NVD
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Severity by source

NVD PRIMARY
6.5 MEDIUM
AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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
None
Integrity
None
Availability
High

Lifecycle Timeline

1
CVE Published
Nov 10, 2017 - 02:29 cve.org
MEDIUM 6.5

DescriptionCVE.org

The EBML_IntegerValue function in ebmlnumber.c in libebml2 through 2012-08-26 allows remote attackers to cause a denial of service (assert fault) via a crafted mkv file.

AnalysisAI

The EBML_IntegerValue function in ebmlnumber.c in libebml2 through 2012-08-26 allows remote attackers to cause a denial of service (assert fault) via a crafted mkv file. Rated medium severity (CVSS 6.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-20. The EBML_IntegerValue function in ebmlnumber.c in libebml2 through 2012-08-26 allows remote attackers to cause a denial of service (assert fault) via a crafted mkv file. Affected products include: Matroska Libebml2, Matroska Mkclean, Matroska Mkvalidator. Version information: through 2012.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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CVE-2017-12802 vulnerability details – vuln.today
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