High severity7.5NVD Advisory· Published Jan 11, 2022· Updated Jun 17, 2026
CVE-2021-45034
CVE-2021-45034
Description
A vulnerability has been identified in CP-8000 MASTER MODULE WITH I/O -25/+70°C (All versions < V16.20), CP-8000 MASTER MODULE WITH I/O -40/+70°C (All versions < V16.20), CP-8021 MASTER MODULE (All versions < V16.20), CP-8022 MASTER MODULE WITH GPRS (All versions < V16.20). The web server of the affected system allows access to logfiles and diagnostic data generated by a privileged user. An unauthenticated attacker could access the files by knowing the corresponding download links.
Affected products
11- cpe:2.3:o:siemens:cp-8000_master_module_with_i\/o_-25\/\+70_firmware:*:*:*:*:*:*:*:*Range: <16.20
- cpe:2.3:o:siemens:cp-8000_master_module_with_i\/o_-40\/\+70_firmware:*:*:*:*:*:*:*:*Range: <16.20
- cpe:2.3:o:siemens:cp-8021_master_module_firmware:*:*:*:*:*:*:*:*Range: <16.20
- cpe:2.3:o:siemens:cp-8022_master_module_with_gprs_firmware:*:*:*:*:*:*:*:*Range: <16.20
< V16.20+ 1 more
- (no CPE)range: < V16.20
- (no CPE)range: All versions < V16.20
< V16.20+ 2 more
- (no CPE)range: < V16.20
- (no CPE)range: All versions < V16.20
- (no CPE)range: All versions < V16.20
< V16.20+ 1 more
- (no CPE)range: < V16.20
- (no CPE)range: All versions < V16.20
Patches
Vulnerability mechanics
References
3- cert-portal.siemens.com/productcert/pdf/ssa-324998.pdfnvdPatchVendor Advisory
- packetstormsecurity.com/files/166743/Siemens-A8000-CP-8050-CP-8031-SICAM-WEB-Missing-File-Download-Missing-Authentication.htmlnvdExploitThird Party AdvisoryVDB Entry
- seclists.org/fulldisclosure/2022/Apr/20nvdExploitMailing ListThird Party Advisory
News mentions
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