Description
An issue was discovered in HTCondor 8.8.x before 8.8.16, 9.0.x before 9.0.10, and 9.1.x before 9.6.0. When a user authenticates to an HTCondor daemon via the CLAIMTOBE method, the user can then impersonate any entity when issuing additional commands to that daemon.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | condor | 23.2.0+dfsg-1 | — |
| Debian 13 | condor | 23.2.0+dfsg-1 | — |
| Debian 10 | condor | 8.6.8~dfsg.1-2+deb10u1 | DSA-5144-1 |
| Debian 9 | condor | 8.4.11~dfsg.1-1+deb9u2 | DLA-2984-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | condor | No fix yet | — |
| Ubuntu 25.10 | condor | No fix yet | — |
| Ubuntu 20.04 LTS | condor | No fix yet | — |
| Ubuntu 18.04 LTS | condor | No fix yet | — |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 16.04 LTS | condor | No fix yet | — |
| Ubuntu Pro 14.04 LTS | condor | No fix yet | — |
Advisories 2
- DSA-5144-1 condor - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-2984-1 condor - security update Debian Security (DSA / DLA) · Mar 9, 2026