CVE-2022-43546

Description

A vulnerability has been identified in POWER METER SICAM Q100 (All versions < V2.50), POWER METER SICAM Q100 (All versions < V2.50), POWER METER SICAM Q100 (All versions < V2.50), POWER METER SICAM Q100 (All versions < V2.50), SICAM P850 (All versions < V3.10), SICAM P850 (All versions < V3.10), SICAM P850 (All versions < V3.10), SICAM P850 (All versions < V3.10), SICAM P850 (All versions < V3.10), SICAM P850 (All versions < V3.10), SICAM P850 (All versions < V3.10), SICAM P850 (All versions < V3.10), SICAM P850 (All versions < V3.10), SICAM P850 (All versions < V3.10), SICAM P850 (All versions < V3.10), SICAM P850 (All versions < V3.10), SICAM P850 (All versions < V3.10), SICAM P850 (All versions < V3.10), SICAM P850 (All versions < V3.10), SICAM P850 (All versions < V3.10), SICAM P850 (All versions < V3.10), SICAM P850 (All versions < V3.10), SICAM P855 (All versions < V3.10), SICAM P855 (All versions < V3.10), SICAM P855 (All versions < V3.10), SICAM P855 (All versions < V3.10), SICAM P855 (All versions < V3.10), SICAM P855 (All versions < V3.10), SICAM P855 (All versions < V3.10), SICAM P855 (All versions < V3.10), SICAM P855 (All versions < V3.10), SICAM P855 (All versions < V3.10), SICAM P855 (All versions < V3.10), SICAM P855 (All versions < V3.10), SICAM P855 (All versions < V3.10), SICAM P855 (All versions < V3.10), SICAM P855 (All versions < V3.10), SICAM P855 (All versions < V3.10), SICAM P855 (All versions < V3.10), SICAM P855 (All versions < V3.10). Affected devices do not properly validate the EndTime-parameter in requests to the web interface on port 443/tcp. This could allow an authenticated remote attacker to crash the device (followed by an automatic reboot) or to execute arbitrary code on the device.

Category

9.9
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 0.85% Top 30%
Vendor Advisory siemens.com
Affected: Siemens POWER METER SICAM Q100
Affected: Siemens POWER METER SICAM Q100
Affected: Siemens POWER METER SICAM Q100
Affected: Siemens POWER METER SICAM Q100
Affected: Siemens SICAM P850
Affected: Siemens SICAM P850
Affected: Siemens SICAM P850
Affected: Siemens SICAM P850
Affected: Siemens SICAM P850
Affected: Siemens SICAM P850
Affected: Siemens SICAM P850
Affected: Siemens SICAM P850
Affected: Siemens SICAM P850
Affected: Siemens SICAM P850
Affected: Siemens SICAM P850
Affected: Siemens SICAM P850
Affected: Siemens SICAM P850
Affected: Siemens SICAM P850
Affected: Siemens SICAM P850
Affected: Siemens SICAM P850
Affected: Siemens SICAM P850
Affected: Siemens SICAM P850
Affected: Siemens SICAM P855
Affected: Siemens SICAM P855
Affected: Siemens SICAM P855
Affected: Siemens SICAM P855
Affected: Siemens SICAM P855
Affected: Siemens SICAM P855
Affected: Siemens SICAM P855
Affected: Siemens SICAM P855
Affected: Siemens SICAM P855
Affected: Siemens SICAM P855
Affected: Siemens SICAM P855
Affected: Siemens SICAM P855
Affected: Siemens SICAM P855
Affected: Siemens SICAM P855
Affected: Siemens SICAM P855
Affected: Siemens SICAM P855
Affected: Siemens SICAM P855
Affected: Siemens SICAM P855
Published at:
Updated at:

References

Link Tags
https://cert-portal.siemens.com/productcert/pdf/ssa-572005.pdf
https://cert-portal.siemens.com/productcert/pdf/ssa-570294.pdf patch vendor advisory mitigation
https://cert-portal.siemens.com/productcert/pdf/ssa-887249.pdf

Frequently Asked Questions

What is the severity of CVE-2022-43546?
CVE-2022-43546 has been scored as a critical severity vulnerability.
How to fix CVE-2022-43546?
To fix CVE-2022-43546, 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-2022-43546 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-43546 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-2022-43546?
CVE-2022-43546 affects Siemens POWER METER SICAM Q100, Siemens POWER METER SICAM Q100, Siemens POWER METER SICAM Q100, Siemens POWER METER SICAM Q100, Siemens SICAM P850, Siemens SICAM P850, Siemens SICAM P850, Siemens SICAM P850, Siemens SICAM P850, Siemens SICAM P850, Siemens SICAM P850, Siemens SICAM P850, Siemens SICAM P850, Siemens SICAM P850, Siemens SICAM P850, Siemens SICAM P850, Siemens SICAM P850, Siemens SICAM P850, Siemens SICAM P850, Siemens SICAM P850, Siemens SICAM P850, Siemens SICAM P850, Siemens SICAM P855, Siemens SICAM P855, Siemens SICAM P855, Siemens SICAM P855, Siemens SICAM P855, Siemens SICAM P855, Siemens SICAM P855, Siemens SICAM P855, Siemens SICAM P855, Siemens SICAM P855, Siemens SICAM P855, Siemens SICAM P855, Siemens SICAM P855, Siemens SICAM P855, Siemens SICAM P855, Siemens SICAM P855, Siemens SICAM P855, Siemens SICAM P855.
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