CVE-2023-37482
No fix known EPSS <1%CVSS 5.3
The login functionality of the web server in affected devices does not normalize the response times of login attempts. An unauthenticated remote attacker could exploit this side-channel information to distinguish between valid and invalid usernames.
Products: Siemens SIMATIC Drive Controller CPU 1504D TF, Siemens SIMATIC Drive Controller CPU 1507D TF, Siemens SIMATIC ET 200SP CPU 1510SP F-1 PN, Siemens SIMATIC ET 200SP CPU 1510SP-1 PN, Siemens SIMATIC ET 200SP CPU 1512SP F-1 PN, Siemens SIMATIC ET 200SP CPU 1512SP-1 PN, Siemens SIMATIC ET 200SP CPU 1514SP F-2 PN, Siemens SIMATIC ET 200SP CPU 1514SP-2 PN, Siemens SIMATIC ET 200SP CPU 1514SPT F-2 PN, Siemens SIMATIC ET 200SP CPU 1514SPT-2 PN, Siemens SIMATIC ET 200SP Open Controller CPU 1515SP PC2 (incl. SIPLUS variants), Siemens SIMATIC S7-1200 CPU 1211C AC/DC/Rly, Siemens SIMATIC S7-1200 CPU 1211C DC/DC/DC, Siemens SIMATIC S7-1200 CPU 1211C DC/DC/Rly, Siemens SIMATIC S7-1200 CPU 1212C AC/DC/Rly, Siemens SIMATIC S7-1200 CPU 1212C DC/DC/DC, Siemens SIMATIC S7-1200 CPU 1212C DC/DC/Rly, Siemens SIMATIC S7-1200 CPU 1212FC DC/DC/DC, Siemens SIMATIC S7-1200 CPU 1212FC DC/DC/Rly, Siemens SIMATIC S7-1200 CPU 1214C AC/DC/Rly, Siemens SIMATIC S7-1200 CPU 1214C DC/DC/DC, Siemens SIMATIC S7-1200 CPU 1214C DC/DC/Rly, Siemens SIMATIC S7-1200 CPU 1214FC DC/DC/DC, Siemens SIMATIC S7-1200 CPU 1214FC DC/DC/Rly, Siemens SIMATIC S7-1200 CPU 1215C AC/DC/Rly, Siemens SIMATIC S7-1200 CPU 1215C DC/DC/DC, Siemens SIMATIC S7-1200 CPU 1215C DC/DC/Rly, Siemens SIMATIC S7-1200 CPU 1215FC DC/DC/DC, Siemens SIMATIC S7-1200 CPU 1215FC DC/DC/Rly, Siemens SIMATIC S7-1200 CPU 1217C DC/DC/DC, Siemens SIMATIC S7-1500 CPU 1511-1 PN, Siemens SIMATIC S7-1500 CPU 1511C-1 PN, Siemens SIMATIC S7-1500 CPU 1511F-1 PN, Siemens SIMATIC S7-1500 CPU 1511T-1 PN, Siemens SIMATIC S7-1500 CPU 1511TF-1 PN, Siemens SIMATIC S7-1500 CPU 1512C-1 PN, Siemens SIMATIC S7-1500 CPU 1513-1 PN, Siemens SIMATIC S7-1500 CPU 1513F-1 PN, Siemens SIMATIC S7-1500 CPU 1513pro F-2 PN, Siemens SIMATIC S7-1500 CPU 1513pro-2 PN, Siemens SIMATIC S7-1500 CPU 1513R-1 PN, Siemens SIMATIC S7-1500 CPU 1515-2 PN, Siemens SIMATIC S7-1500 CPU 1515F-2 PN, Siemens SIMATIC S7-1500 CPU 1515R-2 PN, Siemens SIMATIC S7-1500 CPU 1515T-2 PN, Siemens SIMATIC S7-1500 CPU 1515TF-2 PN, Siemens SIMATIC S7-1500 CPU 1516-3 PN/DP, Siemens SIMATIC S7-1500 CPU 1516F-3 PN/DP, Siemens SIMATIC S7-1500 CPU 1516pro F-2 PN, Siemens SIMATIC S7-1500 CPU 1516pro-2 PN, Siemens SIMATIC S7-1500 CPU 1516T-3 PN/DP, Siemens SIMATIC S7-1500 CPU 1516TF-3 PN/DP, Siemens SIMATIC S7-1500 CPU 1517-3 PN/DP, Siemens SIMATIC S7-1500 CPU 1517F-3 PN/DP, Siemens SIMATIC S7-1500 CPU 1517H-3 PN, Siemens SIMATIC S7-1500 CPU 1517T-3 PN/DP, Siemens SIMATIC S7-1500 CPU 1517TF-3 PN/DP, Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP, Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP, Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP, Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP, Siemens SIMATIC S7-1500 CPU 1518HF-4 PN, Siemens SIMATIC S7-1500 CPU 1518T-4 PN/DP, Siemens SIMATIC S7-1500 CPU 1518TF-4 PN/DP, Siemens SIMATIC S7-1500 Software Controller CPU 1507S F V3, Siemens SIMATIC S7-1500 Software Controller CPU 1507S V3, Siemens SIMATIC S7-1500 Software Controller CPU 1508S F V3, Siemens SIMATIC S7-1500 Software Controller CPU 1508S T V3, Siemens SIMATIC S7-1500 Software Controller CPU 1508S TF V3, Siemens SIMATIC S7-1500 Software Controller CPU 1508S V3, Siemens SIMATIC S7-1500 Software Controller Linux V3, Siemens SIMATIC S7-PLCSIM Advanced, Siemens SIPLUS S7-1200 CPU 1212 AC/DC/RLY, Siemens SIPLUS S7-1200 CPU 1212 DC/DC/RLY, Siemens SIPLUS S7-1200 CPU 1212C DC/DC/DC, Siemens SIPLUS S7-1200 CPU 1212C DC/DC/DC RAIL, Siemens SIPLUS S7-1200 CPU 1214 AC/DC/RLY, Siemens SIPLUS S7-1200 CPU 1214 DC/DC/DC, Siemens SIPLUS S7-1200 CPU 1214 DC/DC/RLY, Siemens SIPLUS S7-1200 CPU 1214C DC/DC/DC RAIL, Siemens SIPLUS S7-1200 CPU 1214FC DC/DC/DC, Siemens SIPLUS S7-1200 CPU 1214FC DC/DC/RLY, Siemens SIPLUS S7-1200 CPU 1215 AC/DC/RLY, Siemens SIPLUS S7-1200 CPU 1215 DC/DC/DC, Siemens SIPLUS S7-1200 CPU 1215 DC/DC/RLY, Siemens SIPLUS S7-1200 CPU 1215C DC/DC/DC, Siemens SIPLUS S7-1200 CPU 1215FC DC/DC/DC, Siemens SIPLUS S7-1500 CPU 1517H-3 PN, Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP, Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP MFP, Siemens SIPLUS S7-1500 CPU 1518F-4 PN/DP, Siemens SIPLUS S7-1500 CPU 1518HF-4 PN