Description
Orthanc server prior to version 1.5.8 does not enable basic authentication by default when remote access is enabled. This could result in unauthorized access by an attacker.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Orthanc | Orthanc server | < 1.5.8 | 1.5.8 |
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 | orthanc | 1.5.8+dfsg-1 | — |
| Debian 13 | orthanc | 1.5.8+dfsg-1 | — |
| Debian 12 | orthanc | 1.5.8+dfsg-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | orthanc | No fix yet | — |
| Ubuntu 26.04 LTS | orthanc | No fix yet | — |
| Ubuntu 25.10 | orthanc | No fix yet | — |
| Ubuntu 24.04 LTS | orthanc | No fix yet | — |
| Ubuntu 22.04 LTS | orthanc | No fix yet | — |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | orthanc | No fix yet | — |
| Ubuntu 18.04 LTS | orthanc | No fix yet | — |
| Ubuntu 16.04 LTS | orthanc | No fix yet | — |
Advisories 1
- ICSMA-25-037-02 Orthanc Server CISA ICS & IT advisories · Feb 6, 2025