CVE-2016-9154

Description

Siemens Desigo PX Web modules PXA40-W0, PXA40-W1, PXA40-W2 for Desigo PX automation controllers PXC00-E.D, PXC50-E.D, PXC100-E.D, PXC200-E.D (All firmware versions < V6.00.046) and Desigo PX Web modules PXA30-W0, PXA30-W1, PXA30-W2 for Desigo PX automation controllers PXC00-U, PXC64-U, PXC128-U (All firmware versions < V6.00.046) use a pseudo random number generator with insufficient entropy to generate certificates for HTTPS, potentially allowing remote attackers to reconstruct the corresponding private key.

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.87% Top 30%
Vendor Advisory siemens.com
Affected: n/a Desigo PX Web modules with all firmware versions < V6.00.046
Published at:
Updated at:

References

Link Tags
http://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-856492.pdf mitigation vendor advisory
http://www.securityfocus.com/bid/94962 vdb entry third party advisory
https://ics-cert.us-cert.gov/advisories/ICSA-16-355-01 third party advisory us government resource

Frequently Asked Questions

What is the severity of CVE-2016-9154?
CVE-2016-9154 has been scored as a high severity vulnerability.
How to fix CVE-2016-9154?
To fix CVE-2016-9154, 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-2016-9154 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2016-9154 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2016-9154?
CVE-2016-9154 affects n/a Desigo PX Web modules with all firmware versions < V6.00.046.
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