CVE-2020-21598
CVSS V2 Medium 6.8
CVSS V3 High 8.8
Description
libde265 v1.0.4 contains a heap buffer overflow in the ff_hevc_put_unweighted_pred_8_sse function, which can be exploited via a crafted a file.
Overview
- CVE ID
- CVE-2020-21598
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2021-09-16T22:15:07
- Last Modified Date
- 2023-02-22T18:02:00
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:struktur:libde265:1.0.4:*:*:*:*:*:*:* | 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://cwe.mitre.org/data/definitions/122.html | Technical Description |
| https://github.com/strukturag/libde265/issues/237 | Exploit Issue Tracking Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2023/01/msg00020.html | |
| https://www.debian.org/security/2023/dsa-5346 |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2020-21598 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-21598 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:53:16 | Added to TrackCVE | |||
| 2022-12-05 10:47:31 | 2021-09-16T22:15Z | 2021-09-16T22:15:07 | CVE Published Date | updated |
| 2022-12-05 10:47:31 | 2022-11-02T19:44:35 | CVE Modified Date | updated | |
| 2022-12-05 10:47:31 | Analyzed | Vulnerability Status | updated | |
| 2022-12-05 10:47:35 | References | updated | ||
| 2023-01-26 22:14:04 | 2023-01-26T21:15:20 | CVE Modified Date | updated | |
| 2023-01-26 22:14:04 | Analyzed | Modified | Vulnerability Status | updated |
| 2023-01-26 22:14:04 | References | updated | ||
| 2023-01-27 12:12:29 | Modified | Undergoing Analysis | Vulnerability Status | updated |
| 2023-02-11 15:11:28 | 2023-02-11T13:15:15 | CVE Modified Date | updated | |
| 2023-02-11 15:11:29 | References | updated | ||
| 2023-02-22 19:12:19 | 2023-02-22T18:02:00 | CVE Modified Date | updated | |
| 2023-02-22 19:12:19 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |