CVE-2020-14353
Description
[REJECTED CVE] A keys creation with an incorrect permissions flaw was found in the Linux kernel’s keyctl subsystem. This flaw allows a local user to create user session keyrings for another user. The highest threat from this vulnerability is to integrity.
Statement
This flaw was found to be a duplicate of CVE-2017-18270. Please see https://access.redhat.com/security/cve/CVE-2017-18270 for information about affected products and security errata.
Common Vulnerability Scoring System (CVSS) Score Details
Info alert:Important note
CVSS scores for open source components depend on vendor-specific factors (e.g. version or build chain). Therefore, Red Hat's score and impact rating can be different from NVD and other vendors. Red Hat remains the authoritative CVE Naming Authority (CNA) source for its products and services (see Red Hat classifications).
The following CVSS metrics and score provided are preliminary and subject to review.
CVSS v3 Score Breakdown
| Red Hat | NVD | cve.org | |
|---|---|---|---|
| Base Score | 0 | N/A | N/A |
| Attack Vector | Local | N/A | N/A |
| Attack Complexity | High | N/A | N/A |
| Privileges Required | None | N/A | N/A |
| User Interaction | None | N/A | N/A |
| Scope | Unchanged | N/A | N/A |
| Confidentiality | None | N/A | N/A |
| Integrity Impact | None | N/A | N/A |
| Availability Impact | None | N/A | N/A |
Vector
Red Hat: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:N
Acknowledgements
Red Hat would like to thank Eric Biggers (Google) for reporting this issue.
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