CVE-2016-7987

Name: CVE-2016-7987
Creator: NVD / NIST
Published: 2017-02-13T21:59:00.563+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.05%

Last modified Jun 17, 2026

CVE-2016-7987 is a vulnerability of currently unknown severity. An issue was discovered in Siemens ETA4 firmware (all versions prior to Revision 08) of the SM-2558 extension module for: SICAM AK, SICAM TM 1703, SICAM BC 1703, and SICAM AK 3. Specially crafted packets sent to Port 2404/TCP could cause the affected device to go into defect mode. EPSS estimates a 2.05% chance of exploitation in the next 30 days.

Description

An issue was discovered in Siemens ETA4 firmware (all versions prior to Revision 08) of the SM-2558 extension module for: SICAM AK, SICAM TM 1703, SICAM BC 1703, and SICAM AK 3. Specially crafted packets sent to Port 2404/TCP could cause the affected device to go into defect mode. A cold start might be required to recover the system, a Denial-of-Service Vulnerability.

Metrics

EPSS Probability

2.05%

78.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-19

Affected Software

Vendor	Product	Versions
Siemens	Eta4 Firmware	<= 07
Siemens	Eta2 Firmware	<= 11.0

References

http://www.securityfocus.com/bid/93832Third Party Advisory, VDB Entry
https://ics-cert.us-cert.gov/advisories/ICSA-16-299-01Mitigation, Third Party Advisory, US Government Resource
http://www.securityfocus.com/bid/93832Third Party Advisory, VDB Entry
https://ics-cert.us-cert.gov/advisories/ICSA-16-299-01Mitigation, Third Party Advisory, US Government Resource

Timeline

Published: Feb 13, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-7987?

How severe is CVE-2016-7987?

Severity scoring for CVE-2016-7987 is pending analysis. The EPSS model estimates a 2.05% probability of exploitation in the next 30 days.

How do I fix CVE-2016-7987?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-7987?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST