5
CVSSv2

CVE-2020-28397

Published: 10/08/2021 Updated: 10/12/2021
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 5.3 | Impact Score: 1.4 | Exploitability Score: 3.9
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N

Vulnerability Summary

A vulnerability has been identified in SIMATIC Drive Controller family (All versions < V2.9.2), SIMATIC ET 200SP Open Controller CPU 1515SP PC2 (incl. SIPLUS variants) (All versions < V21.9), SIMATIC S7 PLCSIM Advanced (All versions > V2 < V4), SIMATIC S7-1200 CPU family (incl. SIPLUS variants) (Version V4.4), SIMATIC S7-1500 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions > V2.5 < V2.9.2), SIMATIC S7-1500 Software Controller (All versions > V2.5 < V21.9), TIM 1531 IRC (incl. SIPLUS NET variants) (Version V2.1). Due to an incorrect authorization check in the affected component, an attacker could extract information about access protected PLC program variables over port 102/tcp from an affected device when reading multiple attributes at once.

Vulnerability Trend

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siemens cpu 1504d tf firmware

siemens cpu 1507d tf firmware

siemens cpu 1515sp pc2 tf firmware

siemens simatic s7 plcsim advanced firmware

siemens simatic s7-1500 software controller

siemens tim 1531 irc firmware 2.1

siemens cpu 1211c firmware 4.4

siemens cpu 1212c firmware 4.4

siemens cpu 1212fc firmware 4.4

siemens cpu 1214fc firmware 4.4

siemens cpu 1214c firmware 4.4

siemens cpu 1215fc firmware 4.4

siemens cpu 1215c firmware 4.4

siemens cpu 1217c firmware 4.4

siemens siplus cpu 1510sp f-1pn firmware

siemens siplus cpu 1511-1 pn firmware

siemens siplus cpu 1511f-1 pn firmware

siemens siplus cpu 1512sp-1 pn firmware

siemens siplus cpu 1512sp f-1pn firmware

siemens siplus cpu 1513-1 pn firmware

siemens siplus cpu 1513f-1 pn firmware

siemens siplus cpu 1516-3 pn/dp firmware

siemens siplus cpu-1516f-3 pn/dp firmware

siemens siplus cpu 1518-4 pn/dp firmware

siemens siplus cpu 1518f-4 pn/dp firmware

siemens cpu 1510sp-1pn firmware

siemens cpu1510sp f-1 firmware

siemens cpu 1511-1pn firmware

siemens cpu 1511c-1 pn firmware

siemens cpu 1511f-1pn firmware

siemens cpu 1511t-1pn firmware

siemens cpu 1511tf-1pn firmware

siemens cpu 1512c-1 pn firmware

siemens cpu 1512sp-1 pn firmware

siemens cpu 1512sp f-1 pn firmware

siemens cpu 1513-1 pn firmware

siemens cpu 1513f-1 pn firmware

siemens cpu 1513r-1 pn firmware

siemens cpu 1513pro f-2 pn firmware

siemens cpu 1515-2 firmware

siemens cpu 1515f-2 firmware

siemens cpu 1515r-2 pn firmware

siemens cpu 1515t-2 pn firmware

siemens cpu 1515tf-2 pn firmware

siemens cpu 1516pro f-2 pn firmware

siemens cpu 1516pro-2 pn firmware

siemens cpu 1516-3 firmware

siemens cpu 1516f-3 firmware

siemens cpu 1516t-3 pn/dp firmware

siemens cpu 1516tf-3 pn/dp firmware

siemens cpu 1517-3 pn/dp firmware

siemens cpu 1517f-3 pn/dp firmware

siemens cpu 1517t-3 pn/dp firmware

siemens cpu 1517tf-3 pn/dp firmware

siemens cpu 1518-4 pn/dp firmware

siemens cpu 1518f-4 pn/dp firmware