CVE-2013-2780
High
Description
Siemens SIMATIC S7-1200 PLCs 2.x and 3.x allow remote attackers to cause a denial of service (defect-mode transition and control outage) via crafted packets to UDP port 161 (aka the SNMP port).
SeverityHigh
CVSS7.8
Exploit probability—
ProductSiemens Simatic S7-1200 Firmware
PublishedApr 22, 2013
First seenApr 22, 2013
How to fix
Update
- siemens simatic_s7-1200_firmware4.0 or later
- siemens simatic_s7-1200_cpu_1211c_firmware4.0 or later
- siemens simatic_s7-1200_cpu_1212c_firmware4.0 or later
- siemens simatic_s7-1200_cpu_1212fc_firmware4.0 or later
- siemens simatic_s7-1200_cpu_1214_fc_firmware4.0 or later
- siemens simatic_s7-1200_cpu_1214c_firmware4.0 or later
- siemens simatic_s7-1200_cpu_1215_fc_firmware4.0 or later
- siemens simatic_s7-1200_cpu_1215c_firmware4.0 or later
- siemens simatic_s7-1200_cpu_1217c_firmware4.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| siemens simatic_s7-1200_firmware | v < 4.0 | 4.0 |
| siemens simatic_s7-1200_cpu_1211c_firmware | v < 4.0 | 4.0 |
| siemens simatic_s7-1200_cpu_1212c_firmware | v < 4.0 | 4.0 |
| siemens simatic_s7-1200_cpu_1212fc_firmware | v < 4.0 | 4.0 |
| siemens simatic_s7-1200_cpu_1214_fc_firmware | v < 4.0 | 4.0 |
| siemens simatic_s7-1200_cpu_1214c_firmware | v < 4.0 | 4.0 |
| siemens simatic_s7-1200_cpu_1215_fc_firmware | v < 4.0 | 4.0 |
| siemens simatic_s7-1200_cpu_1215c_firmware | v < 4.0 | 4.0 |
| siemens simatic_s7-1200_cpu_1217c_firmware | v < 4.0 | 4.0 |
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