Vulnerability Details : CVE-2017-16638
The Gentoo net-misc/vde package before version 2.3.2-r4 may allow members of the "qemu" group to gain root privileges by creating a hard link in a directory on which "chown" is called recursively by the OpenRC service script.
Exploit prediction scoring system (EPSS) score for CVE-2017-16638
Probability of exploitation activity in the next 30 days: 0.21%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 57 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2017-16638
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
10.0
|
HIGH | AV:N/AC:L/Au:N/C:C/I:C/A:C |
10.0
|
10.0
|
NIST |
|
9.8
|
CRITICAL | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2017-16638
-
The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-16638
-
https://bugs.gentoo.org/603382
603382 – (CVE-2017-16638) <net-misc/vde-2.3.2-r4: privilege escalation via init scriptIssue Tracking;Vendor Advisory
-
https://security.gentoo.org/glsa/201711-11
VDE: Privilege escalation (GLSA 201711-11) — Gentoo securityIssue Tracking;Vendor Advisory
Products affected by CVE-2017-16638
- cpe:2.3:a:vde_project:vde:*:r4:*:*:*:gentoo:*:*