critical9.8
CVE-2022-46353
A vulnerability has been identified in SCALANCE X204RNA (HSR) (All versions < V3.2.7), SCALANCE X204RNA (PRP) (All versions < V3.2.7), SCALANCE X204RNA EEC (HS…
Impact
A vulnerability has been identified in SCALANCE X204RNA (HSR) (All versions < V3.2.7), SCALANCE X204RNA (PRP) (All versions < V3.2.7), SCALANCE X204RNA EEC (HSR) (All versions < V3.2.7), SCALANCE X204RNA EEC (PRP) (All versions < V3.2.7), SCALANCE X204RNA EEC (PRP/HSR) (All versions < V3.2.7). The webserver of affected devices calculates session ids and nonces in an insecure manner. This could allow an unauthenticated remote attacker to brute-force session ids and hijack existing sessions.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Siemens | 6gk5204-0ba00-2mb2 Firmware | before 3.2.7 |
| Siemens | 6gk5204-0ba00-2kb2 Firmware | before 3.2.7 |
| Siemens | 6gk5204-0bs00-2na3 Firmware | before 3.2.7 |
| Siemens | 6gk5204-0bs00-3la3 Firmware | before 3.2.7 |
| Siemens | 6gk5204-0bs00-3pa3 Firmware | before 3.2.7 |