CVE-2018-1000863

Public Exploit

Description

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.

Category

8.2
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 10.04% Top 10%
Vendor Advisory redhat.com Vendor Advisory jenkins.io
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://jenkins.io/security/advisory/2018-12-05/#SECURITY-1072 vendor advisory
https://access.redhat.com/errata/RHBA-2019:0024 third party advisory vendor advisory
http://www.securityfocus.com/bid/106176 vdb entry third party advisory
https://www.tenable.com/security/research/tra-2018-43 third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2018-1000863?
CVE-2018-1000863 has been scored as a high severity vulnerability.
How to fix CVE-2018-1000863?
To fix CVE-2018-1000863, 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-2018-1000863 being actively exploited in the wild?
It is possible that CVE-2018-1000863 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~10% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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