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  5. CVE-2018-1000193

CVE-2018-1000193: Injection Vulnerability

June 5, 2018 (updated October 3, 2019)

An improper neutralization of control sequences vulnerability exists in Jenkins in HudsonPrivateSecurityRealm.java that allows users to sign up using user names containing control characters that can then appear to have the same name as other users, and cannot be deleted via the UI.

References

  • jenkins.io/security/advisory/2018-05-09/
  • nvd.nist.gov/vuln/detail/CVE-2018-1000193

Code Behaviors & Features

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Affected versions

All versions after 2.107.2 up to 2.120

Fixed versions

  • 2.121

Solution

Upgrade to version 2.121 or above.

Impact 4.3 MEDIUM

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Learn more about CVSS

Weakness

  • CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

Source file

maven/org.jenkins-ci.main/jenkins-core/CVE-2018-1000193.yml

Spotted a mistake? Edit the file on GitLab.

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