CVE-2018-1999001
Improper Input Validation in Jenkins
8.8
HIGH
CVSS 3.1
EPSS 27.3%
Description
A unauthorized modification of configuration vulnerability exists in Jenkins 2.132 and earlier, 2.121.1 and earlier in User.java that allows attackers to provide crafted login credentials that cause Jenkins to move the config.xml file from the Jenkins home directory. If Jenkins is started without this file present, it will revert to the legacy defaults of granting administrator access to anonymous users.
How to fix CVE-2018-1999001
To remediate CVE-2018-1999001, upgrade the affected package to a fixed version below.
- —upgrade to 2.121.2 or later
Is CVE-2018-1999001 being exploited?
Moderate — EPSS is 27.3%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (1)
- from 0, < 2.121.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |