National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-9994 Detail

Current Description

libavcodec/webp.c in FFmpeg before 2.8.12, 3.0.x before 3.0.8, 3.1.x before 3.1.8, 3.2.x before 3.2.5, and 3.3.x before 3.3.1 does not ensure that pix_fmt is set, which allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted file, related to the vp8_decode_mb_row_no_filter and pred8x8_128_dc_8_c functions.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.8 HIGH
Vector: AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H (V3.0 legend)
Impact Score: 5.9
Exploitability Score: 1.8


Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 6.8 MEDIUM
Vector: (AV:N/AC:M/Au:N/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 8.6


Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Victim must voluntarily interact with attack mechanism
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.securityfocus.com/bid/99317 Third Party Advisory VDB Entry
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=1434 Issue Tracking Third Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=1435 Issue Tracking Third Party Advisory
https://github.com/FFmpeg/FFmpeg/commit/6b5d3fb26fb4be48e4966e4b1d97c2165538d4ef Issue Tracking Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/01/msg00006.html Mailing List Third Party Advisory

Technical Details

Vulnerability Type (View All)

  • Improper Restriction of Operations within the Bounds of a Memory Buffer (CWE-119)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
2.8.12
 cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
From (including)
3.0
Up to (excluding)
3.0.8
 cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
From (including)
3.1
Up to (excluding)
3.1.8
 cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
From (including)
3.2
Up to (excluding)
3.2.5
 cpe:2.3:a:ffmpeg:ffmpeg:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
From (including)
3.3
Up to (excluding)
3.3.1

Configuration 2 ( hide )
 cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

4 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-9994
NVD Published Date:
06/28/2017
NVD Last Modified:
03/20/2019