CVE-2019-18823: Debian Linux

Critical severity, CVSS 9.8. EPSS: 2.8% chance of exploitation in the next 30 days.

HTCondor up to and including stable series 8.8.6 and development series 8.9.4 has Incorrect Access Control. It is possible to use a different authentication method to submit a job than the administrator has specified. If the administrator has configured the READ or WRITE methods to include CLAIMTOBE, then it is possible to impersonate another user to the condor_schedd. (For example to submit or remove jobs)

Affected products

• Debian Debian Linux: version 9.0 only; version 10.0 only
• Fedoraproject Fedora: version 30 only; version 31 only; version 32 only
• Wisc Htcondor: from 8.8.0, up to and including 8.8.6; from 8.9.0, up to and including 8.9.4

Published 2020-04-27. Last modified 2026-06-17.