The clone system-call implementation in the Linux kernel before 3.8.3 does not properly handle a combination of the CLONE_NEWUSER and CLONE_FS flags, which allows local users to gain privileges by calling chroot and leveraging the sharing of the / directory between a parent process and a child process.
Metrics
No CVSS v4.0
No CVSS v3.1
No CVSS v3.0
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
AV:L/AC:L/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
Key SSVC decision points have not yet been added.
Affected Vendors & Products
Vendors | Products |
---|---|
Linux |
|
Configuration 1 [-]
|
No data.
References
History
No history.
MITRE
Status: PUBLISHED
Assigner: redhat
Published: 2013-04-05T21:00:00Z
Updated: 2024-08-06T15:20:35.203Z
Reserved: 2013-02-19T00:00:00Z
Link: CVE-2013-1858
Vulnrichment
No data.
NVD
Status : Modified
Published: 2013-04-05T21:55:00.917
Modified: 2024-11-21T01:50:32.123
Link: CVE-2013-1858
Redhat