CVE-2018-1999001

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.

8.8

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 44.34% Top 5%

Vendor Advisory jenkins.io

Affected: n/a n/a

References

Link	Tags
https://www.oracle.com/security-alerts/cpuapr2022.html	third party advisory patch
https://jenkins.io/security/advisory/2018-07-18/#SECURITY-897	mitigation vendor advisory

Frequently Asked Questions

What is the severity of CVE-2018-1999001?: CVE-2018-1999001 has been scored as a high severity vulnerability.
How to fix CVE-2018-1999001?: To fix CVE-2018-1999001, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-1999001 being actively exploited in the wild?: It is possible that CVE-2018-1999001 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~44% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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