CVE-2015-5374

Public Exploit

Description

A vulnerability has been identified in Firmware variant PROFINET IO for EN100 Ethernet module : All versions < V1.04.01; Firmware variant Modbus TCP for EN100 Ethernet module : All versions < V1.11.00; Firmware variant DNP3 TCP for EN100 Ethernet module : All versions < V1.03; Firmware variant IEC 104 for EN100 Ethernet module : All versions < V1.21; EN100 Ethernet module included in SIPROTEC Merging Unit 6MU80 : All versions < 1.02.02. Specially crafted packets sent to port 50000/UDP could cause a denial-of-service of the affected device. A manual reboot may be required to recover the service of the device.

Category

7.8
CVSS
Severity: High
CVSS 2.0 •
EPSS 84.82% Top 5%
Vendor Advisory siemens.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.siemens.com/cert/pool/cert/siemens_security_advisory_SSA-323211.pdf
http://www.siemens.com/innovation/pool/de/forschungsfelder/siemens_security_advisory_ssa-732541.pdf patch vendor advisory
https://www.exploit-db.com/exploits/44103/ exploit
https://ics-cert.us-cert.gov/advisories/ICSA-15-202-01
https://ics-cert.us-cert.gov/advisories/ICSA-17-187-03
http://www.securityfocus.com/bid/75948 vdb entry

Frequently Asked Questions

What is the severity of CVE-2015-5374?
CVE-2015-5374 has been scored as a high severity vulnerability.
How to fix CVE-2015-5374?
To fix CVE-2015-5374, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2015-5374 being actively exploited in the wild?
It is possible that CVE-2015-5374 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~85% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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