Ubuntu.comUB:CVE-2020-21697CVE-2020-21697
4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack 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
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
0.001 Low
EPSS
Percentile
50.6%
A heap-use-after-free in the mpeg_mux_write_packet function in
libavformat/mpegenc.c of FFmpeg 4.2 allows to cause a denial of service
(DOS) via a crafted avi file.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 18.04 | noarch | ffmpeg | < 7:3.4.11-0ubuntu0.1 | UNKNOWN |
| ubuntu | 20.04 | noarch | ffmpeg | < 7:4.2.7-0ubuntu0.1 | UNKNOWN |
| ubuntu | 16.04 | noarch | ffmpeg | < 7:2.8.17-0ubuntu0.1+esm2 | UNKNOWN |
| ubuntu | 18.04 | noarch | qtwebengine-opensource-src | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | qtwebengine-opensource-src | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | qtwebengine-opensource-src | < any | UNKNOWN |
| ubuntu | 23.10 | noarch | qtwebengine-opensource-src | < any | UNKNOWN |
| ubuntu | 24.04 | noarch | qtwebengine-opensource-src | < any | UNKNOWN |
| ubuntu | 18.04 | noarch | vice | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | vice | < any | UNKNOWN |
Related
4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack 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
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
0.001 Low
EPSS
Percentile
50.6%