How severe is CVE-2022-45937?

CVE-2022-45937 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-45937 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-45937?

CVE-2022-45937 primarily affects Siemens Pxc00-e96.a Firmware. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-45937?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-45937 published?

CVE-2022-45937 was published on 2022-12-13 and last updated on 2026-06-17.

CVE-2022-45937

CVE-2022-45937 is a high-severity vulnerability in Siemens Pxc00-e96.a Firmware with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-284.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-284
Affected product: Siemens Pxc00-e96.a Firmware
Published: 2022-12-13
Last modified: 2026-06-17

Description

A vulnerability has been identified in APOGEE PXC Compact (BACnet) (All versions < V3.5.5), APOGEE PXC Compact (P2 Ethernet) (All versions < V2.8.20), APOGEE PXC Modular (BACnet) (All versions < V3.5.5), APOGEE PXC Modular (P2 Ethernet) (All versions < V2.8.20), TALON TC Compact (BACnet) (All versions < V3.5.5), TALON TC Modular (BACnet) (All versions < V3.5.5). A low privilege authenticated attacker with network access to the integrated web server could download sensitive information from the device containing user account credentials.

Frequently asked questions

What is CVE-2022-45937?: A vulnerability has been identified in APOGEE PXC Compact (BACnet) (All versions < V3.5.5), APOGEE PXC Compact (P2 Ethernet) (All versions < V2.8.20), APOGEE PXC Modular (BACnet) (All versions < V3.5.5), APOGEE PXC Modular (P2 Ethernet) (All versions < V2.8.20), TALON TC Compact (BACnet) (All versions < V3.5.5), TALON TC Modular (BACnet) (All versions < V3.5.5). A low privilege authenticated attacker with network access to the integrated web server could download sensitive information from the device containing user account credentials.
How severe is CVE-2022-45937?: CVE-2022-45937 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-45937 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-45937?: CVE-2022-45937 primarily affects Siemens Pxc00-e96.a Firmware. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-45937?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-45937 published?: CVE-2022-45937 was published on 2022-12-13 and last updated on 2026-06-17.

References

https://cert-portal.siemens.com/productcert/pdf/ssa-180579.pdf

Affected products (9)

cpe:2.3:o:siemens:pxc00-e96.a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:pxc100-e96.a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:pxx-485.3_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:pxc16.2-pe.a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:pxc24.2-pe.a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:pxc24.2-pef.a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:pxc24.2-per.a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:pxc24.2-perf.a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:talon_tc_modular_\(bacnet\)_firmware:*:*:*:*:*:*:*:*

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