CVE-2021-20001
CVSS V2 High 7.5
CVSS V3 Critical 9.8
Description
It was discovered, that debian-edu-config, a set of configuration files used for the Debian Edu blend, before 2.12.16 configured insecure permissions for the user web shares (~/public_html), which could result in privilege escalation.
Overview
- CVE ID
- CVE-2021-20001
- Assigner
- security@debian.org
- Vulnerability Status
- Analyzed
- Published Version
- 2022-02-11T20:15:07
- Last Modified Date
- 2022-02-22T20:10:48
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:skolelinux:debian-edu-config:*:*:*:*:*:*:*:* | 1 | OR | 2.12.16 | |
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 7.5
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 9.8
- Base Severity
- CRITICAL
- Exploitability Score
- 3.9
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://salsa.debian.org/debian-edu/debian-edu-config/-/commit/4d39a5888d193567704238f8c035f8d17cfe34e5 | Patch Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2022/02/msg00012.html | Mailing List Third Party Advisory |
| https://lists.debian.org/debian-security-announce/2022/msg00039.html | Mailing List Third Party Advisory |
| https://www.debian.org/security/2022/dsa-5072 | Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-20001 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20001 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:31:51 | Added to TrackCVE | |||
| 2022-12-06 09:34:17 | 2022-02-11T20:15Z | 2022-02-11T20:15:07 | CVE Published Date | updated |
| 2022-12-06 09:34:17 | 2022-02-22T20:10:48 | CVE Modified Date | updated | |
| 2022-12-06 09:34:17 | Analyzed | Vulnerability Status | updated |