CVE-2018-13305

CVSS V2 Medium 5.8 CVSS V3 High 8.1

Description

In FFmpeg 4.0.1, due to a missing check for negative values of the mquant variable, the vc1_put_blocks_clamped function in libavcodec/vc1_block.c may trigger an out-of-array access while converting a crafted AVI file to MPEG4, leading to an information disclosure or a denial of service.

Overview

CVE ID
CVE-2018-13305

Assigner
cve@mitre.org

Vulnerability Status
Modified

Published Version
2018-07-05T17:29:00

Last Modified Date
2020-01-14T01:15:11

Weakness Enumerations

CWE	URL
CWE-125	http://cwe.mitre.org/data/definitions/125.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:ffmpeg:ffmpeg:4.0.1:::::::*	1	OR

CVSS Version 2

Version
2.0

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

Access Vector
NETWORK

Access Compatibility
MEDIUM

Authentication
NONE

Confidentiality Impact
PARTIAL

Integrity Impact
NONE

Availability Impact
PARTIAL

Base Score
5.8

Severity
MEDIUM

Exploitability Score
8.6

Impact Score
4.9

CVSS Version 3

Version
3.0

Vector String
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

Attack Vector
NETWORK

Attack Compatibility
LOW

Privileges Required
NONE

User Interaction
REQUIRED

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
HIGH

Base Score
8.1

Base Severity
HIGH

Exploitability Score
2.8

Impact Score
5.2

References

Reference URL	Reference Tags
https://github.com/FFmpeg/FFmpeg/commit/d08d4a8c7387e758d439b0592782e4cfa2b4d6a4	Patch
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00012.html

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2018-13305
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-13305

History

Created	Old Value	New Value	Data Type	Notes
2022-05-10 16:53:50				Added to TrackCVE
2022-12-03 09:06:24	2018-07-05T17:29Z	2018-07-05T17:29:00	CVE Published Date	updated
2022-12-03 09:06:24		2020-01-14T01:15:11	CVE Modified Date	updated
2022-12-03 09:06:24		Modified	Vulnerability Status	updated