CVE-2019-15621
CVSS V2 Medium 4
CVSS V3 Medium 6.5
Description
Improper permissions preservation in Nextcloud Server 16.0.1 causes sharees to be able to reshare with write permissions when sharing the mount point of a share they received, as a public link.
Overview
- CVE ID
- CVE-2019-15621
- Assigner
- support@hackerone.com
- Vulnerability Status
- Modified
- Published Version
- 2020-02-04T20:15:12
- Last Modified Date
- 2020-02-16T01:15:12
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:* | 1 | OR | 14.0.13 | |
| cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:* | 1 | OR | 15.0.0 | 15.0.9 |
| cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:*:*:*:* | 1 | OR | 16.0.0 | 16.0.2 |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:S/C:N/I:P/A:N
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- SINGLE
- Confidentiality Impact
- NONE
- Integrity Impact
- PARTIAL
- Availability Impact
- NONE
- Base Score
- 4
- Severity
- MEDIUM
- Exploitability Score
- 8
- Impact Score
- 2.9
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- NONE
- Base Score
- 6.5
- Base Severity
- MEDIUM
- Exploitability Score
- 2.8
- Impact Score
- 3.6
References
| Reference URL | Reference Tags |
|---|---|
| https://nextcloud.com/security/advisory/?id=NC-SA-2020-012 | Vendor Advisory |
| https://hackerone.com/reports/619484 | Permissions Required |
| http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00019.html | |
| http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00022.html |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2019-15621 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-15621 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 16:49:46 | Added to TrackCVE | |||
| 2022-12-04 10:37:57 | cve-assignments@hackerone.com | support@hackerone.com | CVE Assigner | updated |
| 2022-12-04 10:37:57 | 2020-02-04T20:15Z | 2020-02-04T20:15:12 | CVE Published Date | updated |
| 2022-12-04 10:37:57 | 2020-02-16T01:15:12 | CVE Modified Date | updated | |
| 2022-12-04 10:37:57 | Modified | Vulnerability Status | updated |