Vulnerability Description
A vulnerability has been identified in CP-8031 MASTER MODULE (All versions < CPCI85 V05.11), CP-8050 MASTER MODULE (All versions < CPCI85 V05.11). The web server of affected devices fails to properly sanitize user input for the /sicweb-ajax/tmproot/ endpoint. This could allow an authenticated remote attacker to traverse directories on the system and download arbitrary files. By exploring active session IDs, the vulnerability could potentially be leveraged to escalate privileges to the administrator role.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Siemens | Cp-8050 Firmware | < 05.11 |
| Siemens | Cp-8050 | - |
| Siemens | Cp-8031 Firmware | < 05.11 |
| Siemens | Cp-8031 | - |
Related Weaknesses (CWE)
References
- https://cert-portal.siemens.com/productcert/pdf/ssa-770890.pdfPatchVendor Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-770890.pdfPatchVendor Advisory
FAQ
What is CVE-2023-42796?
CVE-2023-42796 is a vulnerability with a CVSS score of 7.5 (HIGH). A vulnerability has been identified in CP-8031 MASTER MODULE (All versions < CPCI85 V05.11), CP-8050 MASTER MODULE (All versions < CPCI85 V05.11). The web server of affected devices fails to properly ...
How severe is CVE-2023-42796?
CVE-2023-42796 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-42796?
Check the references section above for vendor advisories and patch information. Affected products include: Siemens Cp-8050 Firmware, Siemens Cp-8050, Siemens Cp-8031 Firmware, Siemens Cp-8031.