CVE-2020-8150
CVSS V2 Low 1.9
CVSS V3 Medium 4.1
Description
A cryptographic issue in Nextcloud Server 19.0.1 allowed an attacker to downgrade the encryption scheme and break the integrity of encrypted files.
Overview
- CVE ID
- CVE-2020-8150
- Assigner
- support@hackerone.com
- Vulnerability Status
- Analyzed
- Published Version
- 2020-11-09T15:15:13
- Last Modified Date
- 2022-05-24T17:13:31
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:* | 1 | OR | 19.0.2 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:L/AC:M/Au:N/C:N/I:P/A:N
- Access Vector
- LOCAL
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- PARTIAL
- Availability Impact
- NONE
- Base Score
- 1.9
- Severity
- LOW
- Exploitability Score
- 3.4
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N
- Attack Vector
- LOCAL
- Attack Compatibility
- HIGH
- Privileges Required
- HIGH
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- NONE
- Base Score
- 4.1
- Base Severity
- MEDIUM
- Exploitability Score
- 0.5
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://hackerone.com/reports/742588 | Exploit Third Party Advisory |
| https://nextcloud.com/security/advisory/?id=NC-SA-2020-039 | Vendor Advisory |
| http://seclists.org/fulldisclosure/2020/Dec/55 | |
| http://seclists.org/fulldisclosure/2020/Dec/58 | |
| http://seclists.org/fulldisclosure/2020/Dec/57 |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2020-8150 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-8150 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 07:29:16 | Added to TrackCVE | |||
| 2022-12-05 16:18:41 | cve-assignments@hackerone.com | support@hackerone.com | CVE Assigner | updated |
| 2022-12-05 16:18:41 | 2020-11-09T15:15Z | 2020-11-09T15:15:13 | CVE Published Date | updated |
| 2022-12-05 16:18:41 | 2022-05-24T17:13:31 | CVE Modified Date | updated | |
| 2022-12-05 16:18:41 | Analyzed | Vulnerability Status | updated |