CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
65.4%
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.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Alpine | edge-community | noarch | ffmpeg | < 4.1-r0 | UNKNOWN |
Alpine | edge-community | noarch | ffmpeg4 | < 4.1-r0 | UNKNOWN |
Alpine | 3.10-community | noarch | ffmpeg | < 4.1-r0 | UNKNOWN |
Alpine | 3.11-community | noarch | ffmpeg | < 4.1-r0 | UNKNOWN |
Alpine | 3.12-community | noarch | ffmpeg | < 4.1-r0 | UNKNOWN |
Alpine | 3.13-community | noarch | ffmpeg | < 4.1-r0 | UNKNOWN |
Alpine | 3.14-community | noarch | ffmpeg | < 4.1-r0 | UNKNOWN |
Alpine | 3.15-community | noarch | ffmpeg | < 4.1-r0 | UNKNOWN |
Alpine | 3.16-community | noarch | ffmpeg | < 4.1-r0 | UNKNOWN |
Alpine | 3.16-community | noarch | ffmpeg4 | < 4.1-r0 | UNKNOWN |
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:N/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
AI Score
Confidence
High
EPSS
Percentile
65.4%