CVE-2016-2201

Description

Siemens SIMATIC S7-1500 CPU devices before 1.8.3 allow remote attackers to bypass a replay protection mechanism via packets on TCP port 102.

Category

5.3
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 1.03% Top 25%
Vendor Advisory siemens.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-253230.pdf vendor advisory
http://www.securitytracker.com/id/1034954 vdb entry third party advisory
http://www.securityfocus.com/bid/83110 vdb entry third party advisory
https://ics-cert.us-cert.gov/advisories/ICSA-16-040-02 third party advisory us government resource
https://cert-portal.siemens.com/productcert/pdf/ssa-253230.pdf

Frequently Asked Questions

What is the severity of CVE-2016-2201?
CVE-2016-2201 has been scored as a medium severity vulnerability.
How to fix CVE-2016-2201?
To fix CVE-2016-2201, 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-2016-2201 being actively exploited in the wild?
It is possible that CVE-2016-2201 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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