CVE-2020-13776
CVSS V2 Medium 6.2
CVSS V3 Medium 6.7
Description
systemd through v245 mishandles numerical usernames such as ones composed of decimal digits or 0x followed by hex digits, as demonstrated by use of root privileges when privileges of the 0x0 user account were intended. NOTE: this issue exists because of an incomplete fix for CVE-2017-1000082.
Overview
- CVE ID
- CVE-2020-13776
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2020-06-03T03:15:10
- Last Modified Date
- 2022-01-31T18:40:38
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:systemd_project:systemd:*:*:*:*:*:*:*:* | 1 | OR | 245 | |
| cpe:2.3:a:netapp:active_iq_unified_manager:-:*:*:*:*:vmware_vsphere:*:* | 1 | OR | ||
| cpe:2.3:a:netapp:solidfire_\&_hci_management_node:-:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:L/AC:H/Au:N/C:C/I:C/A:C
- Access Vector
- LOCAL
- Access Compatibility
- HIGH
- Authentication
- NONE
- Confidentiality Impact
- COMPLETE
- Integrity Impact
- COMPLETE
- Availability Impact
- COMPLETE
- Base Score
- 6.2
- Severity
- MEDIUM
- Exploitability Score
- 1.9
- Impact Score
- 10
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
- Attack Vector
- LOCAL
- Attack Compatibility
- HIGH
- Privileges Required
- LOW
- User Interaction
- REQUIRED
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 6.7
- Base Severity
- MEDIUM
- Exploitability Score
- 0.8
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://github.com/systemd/systemd/issues/15985 | Issue Tracking Patch Third Party Advisory |
| https://security.netapp.com/advisory/ntap-20200611-0003/ | Third Party Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IYGLFEKG45EYBJ7TPQMLWROWPTZBEU63/ | Third Party Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2020-13776 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-13776 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:35:40 | Added to TrackCVE | |||
| 2022-12-04 17:12:22 | 2020-06-03T03:15Z | 2020-06-03T03:15:10 | CVE Published Date | updated |
| 2022-12-04 17:12:22 | 2022-01-31T18:40:38 | CVE Modified Date | updated | |
| 2022-12-04 17:12:23 | Analyzed | Vulnerability Status | updated |