How severe is CVE-2022-24043?

CVE-2022-24043 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2022-24043 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-24043?

CVE-2022-24043 primarily affects Siemens Desigo Dxr2 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-2022-24043?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-24043 published?

CVE-2022-24043 was published on 2022-05-20 and last updated on 2026-06-17.

CVE-2022-24043

CVE-2022-24043 is a medium-severity vulnerability in Siemens Desigo Dxr2 Firmware with a CVSS 3.x base score of 5.3. 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-203.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-203
Affected product: Siemens Desigo Dxr2 Firmware
Published: 2022-05-20
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 login functionality of the application fails to normalize the response times of login attempts performed with wrong usernames with the ones executed with correct usernames. A remote unauthenticated attacker could exploit this side-channel information to perform a username enumeration attack and identify valid usernames.

Frequently asked questions

What is CVE-2022-24043?: 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 login functionality of the application fails to normalize the response times of login attempts performed with wrong usernames with the ones executed with correct usernames. A remote unauthenticated attacker could exploit this side-channel information to perform a username enumeration attack and identify valid usernames.
How severe is CVE-2022-24043?: CVE-2022-24043 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2022-24043 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-24043?: CVE-2022-24043 primarily affects Siemens Desigo Dxr2 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-2022-24043?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-24043 published?: CVE-2022-24043 was published on 2022-05-20 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_dxr2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:desigo_pxc3_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:desigo_pxc4_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:desigo_pxc5_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Siemens Desigo Dxr2 Firmware

CVE-2022-24042 — Critical (CVSS 9.1): A vulnerability has been identified in Desigo DXR2 (All versions < V01.21.142.5-22), Desigo PXC3 (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 Dxr2 Firmware →

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