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ubuntucveUbuntu.comUB:CVE-2019-9721
HistoryMar 12, 2019 - 12:00 a.m.

CVE-2019-9721

2019-03-1200:00:00
ubuntu.com
ubuntu.com
8

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

0.002 Low

EPSS

Percentile

59.3%

JSON

A denial of service in the subtitle decoder in FFmpeg 3.2 and 4.1 allows
attackers to hog the CPU via a crafted video file in Matroska format,
because handle_open_brace in libavcodec/htmlsubtitles.c has a complex
format argument to sscanf.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchffmpeg< 7:3.4.6-0ubuntu0.18.04.1UNKNOWN
ubuntu18.10noarchffmpeg< 7:4.0.4-0ubuntu1UNKNOWN
ubuntu19.04noarchffmpeg< 7:4.1.3-0ubuntu1UNKNOWN

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6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:N/I:N/A:P

0.002 Low

EPSS

Percentile

59.3%

JSON
Related for UB:CVE-2019-9721
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