Vulnerability Monitor

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CVE-2017-12780

The ReadData function in ebmlstring.c in libebml2 through 2012-08-26 allows remote attackers to cause a denial of service (invalid free and application crash) via a crafted mkv file.

Published

2017-11-10T02:29:17.307

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 6.5 (MEDIUM)

CVSSv2 Vector

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

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Primary
CWE-416

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	matroska	libebml2	≤ 2012-08-26	Yes
Application	matroska	mkclean	0.8.9	Yes
Application	matroska	mkvalidator	0.5.1	Yes

References

http://packetstormsecurity.com/files/144902/mkvalidator-0.5.1-Denial-Of-Service.html Third Party Advisory, VDB Entry ([email protected])
http://seclists.org/fulldisclosure/2017/Nov/19 Exploit, Mailing List, Third Party Advisory ([email protected])
https://github.com/Matroska-Org/foundation-source/issues/24 Exploit, Third Party Advisory ([email protected])
http://packetstormsecurity.com/files/144902/mkvalidator-0.5.1-Denial-Of-Service.html Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://seclists.org/fulldisclosure/2017/Nov/19 Exploit, Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/Matroska-Org/foundation-source/issues/24 Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)