Path Traversal in Jenkins

CVE-2018-1000863

A data modification vulnerability exists in Jenkins 2.153 and earlier, LTS 2.138.3 and earlier in User.java, IdStrategy.java that allows attackers to submit crafted user names that can cause an improper migration of user record storage formats, potentially preventing the victim from logging into Jenkins.

Vulnerability class: Path Traversal (Directory Traversal)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H.

EPSS exploit prediction

EPSS: 0.068 (93.8th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 93.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2018-1000863: held from 0.068 to 0.068.

EPSS over last 30 days · oldest: 0.068 · newest: 0.068 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-1000863?
CVE-2018-1000863 is a high-severity vulnerability in Jenkins, classified under Path Traversal. CVSS score: 8.2/10. Published 2018-12-10.
How severe is CVE-2018-1000863?
High severity. CVSS v3 base score is 8.2 out of 10.