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CVE-2017-12781

Date: November 9, 2017

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.

Language: C

Severity Score

Related Resources (5)

http://packetstormsecurity.com/files/144902/mkvalidator-0.5.1-Denial-Of-Service.html
https://github.com/Matroska-Org/foundation-source/issues/24
https://nvd.nist.gov/vuln/detail/CVE-2017-12781
http://seclists.org/fulldisclosure/2017/Nov/19
https://www.mend.io/vulnerability-database/CVE-2017-12781

Severity Score

Weakness Type (CWE)

NULL Pointer Dereference

CWE-476

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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