Description
A vulnerability has been identified in Desigo DXR2 (All versions < V01.21.142.5-22), Desigo PXC3 (All versions < V01.21.142.4-18), Desigo PXC4 (All versions < V02.20.142.10-10884), Desigo PXC5 (All versions < V02.20.142.10-10884). The login functionality of the application fails to normalize the response times of login attempts performed with wrong usernames with the ones executed with correct usernames. A remote unauthenticated attacker could exploit this side-channel information to perform a username enumeration attack and identify valid usernames.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Siemens | Desigo DXR2 | All versions < V01.21.142.5-22 | — |
| Siemens | Desigo PXC3 | All versions < V01.21.142.4-18 | — |
| Siemens | Desigo PXC4 | All versions < V02.20.142.10-10884 | — |
| Siemens | Desigo PXC5 | All versions < V02.20.142.10-10884 | — |
Advisories 2
- ICSA-22-132-10 Siemens Desigo PXC and DXR Devices CISA ICS & IT advisories · Jun 16, 2022
- SSA-626968 SSA-626968: Multiple Webserver Vulnerabilities in Desigo PXC and DXR Devices Siemens ProductCERT · Jun 14, 2022