Vulnerability Description
A vulnerability has been identified in SIMATIC MV540 H (All versions < V3.3), SIMATIC MV540 S (All versions < V3.3), SIMATIC MV550 H (All versions < V3.3), SIMATIC MV550 S (All versions < V3.3), SIMATIC MV560 U (All versions < V3.3), SIMATIC MV560 X (All versions < V3.3). The web session management of affected devices does not invalidate session ids in certain logout scenarios. This could allow an authenticated remote attacker to hijack other users' sessions.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Siemens | Simatic Mv540 H Firmware | < 3.3 |
| Siemens | Simatic Mv540 H | - |
| Siemens | Simatic Mv540 S Firmware | < 3.3 |
| Siemens | Simatic Mv540 S | - |
| Siemens | Simatic Mv550 H Firmware | < 3.3 |
| Siemens | Simatic Mv550 H | - |
| Siemens | Simatic Mv550 S Firmware | < 3.3 |
| Siemens | Simatic Mv550 S | - |
| Siemens | Simatic Mv560 U Firmware | < 3.3 |
| Siemens | Simatic Mv560 U | - |
| Siemens | Simatic Mv560 X Firmware | < 3.3 |
| Siemens | Simatic Mv560 X | - |
Related Weaknesses (CWE)
References
- https://cert-portal.siemens.com/productcert/pdf/ssa-348662.pdfPatchVendor Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-348662.pdfPatchVendor Advisory
FAQ
What is CVE-2022-33137?
CVE-2022-33137 is a vulnerability with a CVSS score of 8.0 (HIGH). A vulnerability has been identified in SIMATIC MV540 H (All versions < V3.3), SIMATIC MV540 S (All versions < V3.3), SIMATIC MV550 H (All versions < V3.3), SIMATIC MV550 S (All versions < V3.3), SIMAT...
How severe is CVE-2022-33137?
CVE-2022-33137 has been rated HIGH with a CVSS base score of 8.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-33137?
Check the references section above for vendor advisories and patch information. Affected products include: Siemens Simatic Mv540 H Firmware, Siemens Simatic Mv540 H, Siemens Simatic Mv540 S Firmware, Siemens Simatic Mv540 S, Siemens Simatic Mv550 H Firmware.