Vulnerability Details CVE-2019-13940
A vulnerability has been identified in SIMATIC ET 200pro IM154-8 PN/DP CPU (All versions < V3.X.17), SIMATIC ET 200pro IM154-8F PN/DP CPU (All versions < V3.X.17), SIMATIC ET 200pro IM154-8FX PN/DP CPU (All versions < V3.X.17), SIMATIC ET 200S IM151-8 PN/DP CPU (All versions < V3.X.17), SIMATIC ET 200S IM151-8F PN/DP CPU (All versions < V3.X.17), SIMATIC S7-1200 CPU family (incl. SIPLUS variants) (All versions < V4.1), SIMATIC S7-300 CPU 314C-2 PN/DP (All versions < V3.X.17), SIMATIC S7-300 CPU 315-2 PN/DP (All versions < V3.X.17), SIMATIC S7-300 CPU 315F-2 PN/DP (All versions < V3.X.17), SIMATIC S7-300 CPU 315T-3 PN/DP (All versions < V3.X.17), SIMATIC S7-300 CPU 317-2 PN/DP (All versions < V3.X.17), SIMATIC S7-300 CPU 317F-2 PN/DP (All versions < V3.X.17), SIMATIC S7-300 CPU 317T-3 PN/DP (All versions < V3.X.17), SIMATIC S7-300 CPU 317TF-3 PN/DP (All versions < V3.X.17), SIMATIC S7-300 CPU 319-3 PN/DP (All versions < V3.X.17), SIMATIC S7-300 CPU 319F-3 PN/DP (All versions < V3.X.17), SIMATIC S7-400 PN/DP V6 and below CPU family (incl. SIPLUS variants) (All versions), SIMATIC S7-400 PN/DP V7 CPU family (incl. SIPLUS variants) (All versions), SIMATIC WinAC RTX 2010 (All versions), SIMATIC WinAC RTX F 2010 (All versions), SIPLUS ET 200S IM151-8 PN/DP CPU (All versions < V3.X.17), SIPLUS ET 200S IM151-8F PN/DP CPU (All versions < V3.X.17), SIPLUS S7-300 CPU 314C-2 PN/DP (All versions < V3.X.17), SIPLUS S7-300 CPU 315-2 PN/DP (All versions < V3.X.17), SIPLUS S7-300 CPU 315F-2 PN/DP (All versions < V3.X.17), SIPLUS S7-300 CPU 317-2 PN/DP (All versions < V3.X.17), SIPLUS S7-300 CPU 317F-2 PN/DP (All versions < V3.X.17). Affected devices contain a vulnerability that could cause a denial of service condition of the web server
by sending specially crafted HTTP requests to ports 80/tcp and 443/tcp.
Beyond the web service, no other functions or interfaces are affected by the denial of service condition.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.006
EPSS Ranking 68.5%
CVSS Severity
CVSS v3 Score 5.3
CVSS v2 Score 5.0
Products affected by CVE-2019-13940
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cpe:2.3:a:siemens:simatic_winac_rtx_(f)_2010:-
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cpe:2.3:a:siemens:simatic_winac_rtx_(f)_2010:sp1
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cpe:2.3:a:siemens:simatic_winac_rtx_(f)_2010:sp2
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cpe:2.3:h:siemens:s7-1200_cpu_1211c:-
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cpe:2.3:h:siemens:s7-1200_cpu_1212c:-
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cpe:2.3:h:siemens:s7-1200_cpu_1212fc:-
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cpe:2.3:h:siemens:s7-1200_cpu_1214c:-
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cpe:2.3:h:siemens:s7-1200_cpu_1214fc:-
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cpe:2.3:h:siemens:s7-1200_cpu_1215c:-
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cpe:2.3:h:siemens:s7-1200_cpu_1215fc:-
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cpe:2.3:h:siemens:s7-1200_cpu_1217c:-
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cpe:2.3:h:siemens:simatic_s7-300_cpu_315-2_pn/dp:-
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cpe:2.3:h:siemens:simatic_s7-300_cpu_315-2dp:-
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cpe:2.3:h:siemens:simatic_s7-300_cpu_317-2_dp:-
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cpe:2.3:h:siemens:simatic_s7-300_cpu_317-2_pn/dp:-
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cpe:2.3:h:siemens:simatic_s7-300_cpu_319-3_pn/dp:-
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cpe:2.3:h:siemens:simatic_s7-400_pn/dp_cpu:v7
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cpe:2.3:h:siemens:siplus_cpu_1211c:-
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cpe:2.3:h:siemens:siplus_cpu_1212c:-
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cpe:2.3:h:siemens:siplus_cpu_1214c:-
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cpe:2.3:h:siemens:siplus_cpu_1215c:-
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cpe:2.3:h:siemens:siplus_s7-1200:-
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cpe:2.3:h:siemens:siplus_s7-300_cpu_314:-
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cpe:2.3:h:siemens:siplus_s7-300_cpu_315-2_dp:-
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cpe:2.3:h:siemens:siplus_s7-300_cpu_315-2_pn/dp:-
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cpe:2.3:h:siemens:siplus_s7-300_cpu_317-2_pn/dp:v6
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cpe:2.3:o:siemens:s7-1200_cpu_1211c_firmware:-
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cpe:2.3:o:siemens:s7-1200_cpu_1212c_firmware:-
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cpe:2.3:o:siemens:s7-1200_cpu_1212fc_firmware:-
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cpe:2.3:o:siemens:s7-1200_cpu_1214c_firmware:-
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cpe:2.3:o:siemens:s7-1200_cpu_1214fc_firmware:-
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cpe:2.3:o:siemens:s7-1200_cpu_1215c_firmware:-
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cpe:2.3:o:siemens:s7-1200_cpu_1215fc_firmware:-
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cpe:2.3:o:siemens:s7-1200_cpu_1217c_firmware:-
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cpe:2.3:o:siemens:simatic_s7-300_cpu_315-2_pn/dp_firmware:-
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cpe:2.3:o:siemens:simatic_s7-300_cpu_315-2dp_firmware:-
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cpe:2.3:o:siemens:simatic_s7-300_cpu_317-2_dp_firmware:-
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cpe:2.3:o:siemens:simatic_s7-300_cpu_317-2_pn/dp_firmware:-
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cpe:2.3:o:siemens:simatic_s7-300_cpu_319-3_pn/dp_firmware:-
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cpe:2.3:o:siemens:simatic_s7-400_pn/dp_cpu_firmware:-
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cpe:2.3:o:siemens:siplus_cpu_1211c_firmware:-
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cpe:2.3:o:siemens:siplus_cpu_1212c_firmware:-
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cpe:2.3:o:siemens:siplus_cpu_1214c_firmware:-
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cpe:2.3:o:siemens:siplus_cpu_1214c_firmware:4.1
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cpe:2.3:o:siemens:siplus_cpu_1215c_firmware:-
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cpe:2.3:o:siemens:siplus_s7-1200_firmware:-
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cpe:2.3:o:siemens:siplus_s7-300_cpu_314_firmware:-
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cpe:2.3:o:siemens:siplus_s7-300_cpu_315-2_dp_firmware:-
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cpe:2.3:o:siemens:siplus_s7-300_cpu_315-2_pn/dp_firmware:-
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cpe:2.3:o:siemens:siplus_s7-300_cpu_317-2_pn/dp_firmware:-