CVE-2020-22031
CVSS V2 Medium 6.8
CVSS V3 High 8.8
Description
A Heap-based Buffer Overflow vulnerability exists in FFmpeg 4.2 at libavfilter/vf_w3fdif.c in filter16_complex_low, which might lead to memory corruption and other potential consequences.
Overview
- CVE ID
- CVE-2020-22031
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2021-05-27T18:15:07
- Last Modified Date
- 2021-11-05T21:45:50
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:ffmpeg:ffmpeg:4.2:-:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 6.8
- Severity
- MEDIUM
- Exploitability Score
- 8.6
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 8.8
- Base Severity
- HIGH
- Exploitability Score
- 2.8
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://trac.ffmpeg.org/attachment/ticket/8243/gdb-vf_w3fdif_191 | Vendor Advisory |
| https://trac.ffmpeg.org/ticket/8243 | Exploit Issue Tracking Vendor Advisory |
| https://lists.debian.org/debian-lts-announce/2021/08/msg00018.html | Mailing List Third Party Advisory |
| https://www.debian.org/security/2021/dsa-4990 | Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2020-22031 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-22031 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:48:08 | Added to TrackCVE | |||
| 2022-12-05 03:10:05 | 2021-05-27T18:15Z | 2021-05-27T18:15:07 | CVE Published Date | updated |
| 2022-12-05 03:10:05 | 2021-11-05T21:45:50 | CVE Modified Date | updated | |
| 2022-12-05 03:10:05 | Analyzed | Vulnerability Status | updated |