Vulnerability Details : CVE-2018-7408
An issue was discovered in an npm 5.7.0 2018-02-21 pre-release (marked as "next: 5.7.0" and therefore automatically installed by an "npm upgrade -g npm" command, and also announced in the vendor's blog without mention of pre-release status). It might allow local users to bypass intended filesystem access restrictions because ownerships of /etc and /usr directories are being changed unexpectedly, related to a "correctMkdir" issue.
Exploit prediction scoring system (EPSS) score for CVE-2018-7408
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-2018-7408
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|
|
4.6
|
MEDIUM | AV:L/AC:L/Au:N/C:P/I:P/A:P |
3.9
|
6.4
|
[email protected] |
|
7.8
|
HIGH | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
[email protected] |
CWE ids for CVE-2018-7408
-
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: [email protected] (Primary)
References for CVE-2018-7408
-
http://blog.npmjs.org/post/171169301000/v571
Vendor Advisory
-
https://github.com/npm/npm/commit/74e149da6efe6ed89477faa81fef08eee7999ad0
Third Party Advisory
-
https://github.com/npm/npm/issues/19883
Issue Tracking;Third Party Advisory
Products affected by CVE-2018-7408
- cpe:2.3:a:npmjs:npm:5.7.0:*:*:*:*:*:*:*