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.
Published 2013-04-05 21:55:01
Updated 2023-02-13 04:41:44
Source Red Hat, Inc.
View at NVD,   CVE.org

Threat overview for CVE-2013-1858

Top countries where our scanners detected CVE-2013-1858
Top open port discovered on systems with this issue 49152
IPs affected by CVE-2013-1858 157,055
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2013-1858!
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Exploit prediction scoring system (EPSS) score for CVE-2013-1858

Probability of exploitation activity in the next 30 days: 0.04%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 6 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2013-1858

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
7.2
HIGH AV:L/AC:L/Au:N/C:C/I:C/A:C
3.9
10.0
NIST

CWE ids for CVE-2013-1858

  • Assigned by: nvd@nist.gov (Primary)

References for CVE-2013-1858

Products affected by CVE-2013-1858

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