What is CVE-2017-1000391?

CVE-2017-1000391 is a high-severity vulnerability in Jenkins, classified under Improper Input Validation. CVSS score: 7.3/10. Published 2018-01-26.

How severe is CVE-2017-1000391?

High severity. CVSS v3 base score is 7.3 out of 10.

Improper input validation in Jenkins

CVE-2017-1000391

Jenkins versions 2.88 and earlier and 2.73.2 and earlier stores metadata related to 'people', which encompasses actual user accounts, as well as users appearing in SCM, in directories corresponding to the user ID on disk. These directories used the user ID for their name without additional escaping, potentially resulting in problems like overwriting of unrelated configuration files.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.015 (71.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:H.

Affected products

Jenkins
N/a — versions n/a

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2017-1000391?: CVE-2017-1000391 is a high-severity vulnerability in Jenkins, classified under Improper Input Validation. CVSS score: 7.3/10. Published 2018-01-26.
How severe is CVE-2017-1000391?: High severity. CVSS v3 base score is 7.3 out of 10.