How severe is CVE-2022-24042?

CVE-2022-24042 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2022-24042 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-24042?

CVE-2022-24042 primarily affects Siemens Desigo Pxc5 Firmware. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-24042?

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

When was CVE-2022-24042 published?

CVE-2022-24042 was published on 2022-05-10 and last updated on 2026-06-17.

CVE-2022-24042

CVE-2022-24042 is a critical-severity vulnerability in Siemens Desigo Pxc5 Firmware with a CVSS 3.x base score of 9.1. 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-613.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
CVSS v2: 6.4
EPSS exploit prediction: 1% (56th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-613
Affected product: Siemens Desigo Pxc5 Firmware
Published: 2022-05-10
Last modified: 2026-06-17

Description

A vulnerability has been identified in Desigo DXR2 (All versions < V01.21.142.5-22), Desigo PXC3 (All versions < V01.21.142.4-18), Desigo PXC4 (All versions < V02.20.142.10-10884), Desigo PXC5 (All versions < V02.20.142.10-10884). The web application returns an AuthToken that does not expire at the defined auto logoff delay timeout. An attacker could be able to capture this token and re-use old session credentials or session IDs for authorization.

Frequently asked questions

What is CVE-2022-24042?: A vulnerability has been identified in Desigo DXR2 (All versions < V01.21.142.5-22), Desigo PXC3 (All versions < V01.21.142.4-18), Desigo PXC4 (All versions < V02.20.142.10-10884), Desigo PXC5 (All versions < V02.20.142.10-10884). The web application returns an AuthToken that does not expire at the defined auto logoff delay timeout. An attacker could be able to capture this token and re-use old session credentials or session IDs for authorization.
How severe is CVE-2022-24042?: CVE-2022-24042 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2022-24042 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-24042?: CVE-2022-24042 primarily affects Siemens Desigo Pxc5 Firmware. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-24042?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2022-24042 published?: CVE-2022-24042 was published on 2022-05-10 and last updated on 2026-06-17.

References

https://cert-portal.siemens.com/productcert/pdf/ssa-626968.pdf

Affected products (4)

cpe:2.3:o:siemens:desigo_pxc5_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:desigo_pxc4_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:desigo_pxc3_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:desigo_dxr2_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Siemens Desigo Pxc5 Firmware

CVE-2022-24039 — Critical (CVSS 9.0): A vulnerability has been identified in Desigo PXC4 (All versions < V02.20.142.10-10884), Desigo PXC5 (All versions <…
CVE-2022-24044 — High (CVSS 7.5): A vulnerability has been identified in Desigo DXR2 (All versions < V01.21.142.5-22), Desigo PXC3 (All versions <…
CVE-2021-41545 — High (CVSS 7.5): A vulnerability has been identified in Desigo DXR2 (All versions < V01.21.142.5-22), Desigo PXC3 (All versions <…
CVE-2022-24045 — Medium (CVSS 6.5): A vulnerability has been identified in Desigo DXR2 (All versions < V01.21.142.5-22), Desigo PXC3 (All versions <…
CVE-2022-24041 — Medium (CVSS 6.5): A vulnerability has been identified in Desigo DXR2 (All versions < V01.21.142.5-22), Desigo PXC3 (All versions <…
CVE-2022-24040 — Medium (CVSS 6.5): A vulnerability has been identified in Desigo DXR2 (All versions < V01.21.142.5-22), Desigo PXC3 (All versions <…

All CVEs affecting Siemens Desigo Pxc5 Firmware →

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