How severe is CVE-2022-40631?

CVE-2022-40631 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2022-40631 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-40631?

CVE-2022-40631 primarily affects Siemens Scalance X200-4p Irt Firmware. In total, 30 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-40631?

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

When was CVE-2022-40631 published?

CVE-2022-40631 was published on 2022-10-11 and last updated on 2026-06-17.

CVE-2022-40631

CVE-2022-40631 is a medium-severity vulnerability in Siemens Scalance X200-4p Irt Firmware with a CVSS 3.x base score of 6.1. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Siemens Scalance X200-4p Irt Firmware
Published: 2022-10-11
Last modified: 2026-06-17

Description

A vulnerability has been identified in SCALANCE X200-4P IRT (All versions < V5.5.0), SCALANCE X201-3P IRT (All versions < V5.5.0), SCALANCE X201-3P IRT PRO (All versions < V5.5.0), SCALANCE X202-2IRT (All versions < V5.5.0), SCALANCE X202-2P IRT (All versions < V5.5.0), SCALANCE X202-2P IRT PRO (All versions < V5.5.0), SCALANCE X204-2 (All versions < V5.2.5), SCALANCE X204-2FM (All versions < V5.2.5), SCALANCE X204-2LD (All versions < V5.2.5), SCALANCE X204-2LD TS (All versions < V5.2.5), SCALANCE X204-2TS (All versions < V5.2.5), SCALANCE X204IRT (All versions < V5.5.0), SCALANCE X204IRT PRO (All versions < V5.5.0), SCALANCE X206-1 (All versions < V5.2.5), SCALANCE X206-1LD (All versions < V5.2.5), SCALANCE X208 (All versions < V5.2.5), SCALANCE X208PRO (All versions < V5.2.5), SCALANCE X212-2 (All versions < V5.2.5), SCALANCE X212-2LD (All versions < V5.2.5), SCALANCE X216 (All versions < V5.2.5), SCALANCE X224 (All versions < V5.2.5), SCALANCE XF201-3P IRT (All versions < V5.5.0), SCALANCE XF202-2P IRT (All versions < V5.5.0), SCALANCE XF204 (All versions < V5.2.5), SCALANCE XF204-2 (All versions < V5.2.5), SCALANCE XF204-2BA IRT (All versions < V5.5.0), SCALANCE XF204IRT (All versions < V5.5.0), SCALANCE XF206-1 (All versions < V5.2.5), SCALANCE XF208 (All versions < V5.2.5), SIPLUS NET SCALANCE X202-2P IRT (All versions < V5.5.0). There is a cross-site scripting vulnerability on the affected devices, that if used by a threat actor, it could result in session hijacking.

Frequently asked questions

What is CVE-2022-40631?: A vulnerability has been identified in SCALANCE X200-4P IRT (All versions < V5.5.0), SCALANCE X201-3P IRT (All versions < V5.5.0), SCALANCE X201-3P IRT PRO (All versions < V5.5.0), SCALANCE X202-2IRT (All versions < V5.5.0), SCALANCE X202-2P IRT (All versions < V5.5.0), SCALANCE X202-2P IRT PRO (All versions < V5.5.0), SCALANCE X204-2 (All versions < V5.2.5), SCALANCE X204-2FM (All versions < V5.2.5), SCALANCE X204-2LD (All versions < V5.2.5), SCALANCE X204-2LD TS (All versions < V5.2.5), SCALANCE X204-2TS (All versions < V5.2.5), SCALANCE X204IRT (All versions < V5.5.0), SCALANCE X204IRT PRO (All versions < V5.5.0), SCALANCE X206-1 (All versions < V5.2.5), SCALANCE X206-1LD (All versions < V5.2.5), SCALANCE X208 (All versions < V5.2.5), SCALANCE X208PRO (All versions < V5.2.5), SCALANCE X212-2 (All versions < V5.2.5), SCALANCE X212-2LD (All versions < V5.2.5), SCALANCE X216 (All versions < V5.2.5), SCALANCE X224 (All versions < V5.2.5), SCALANCE XF201-3P IRT (All versions < V5.5.0), SCALANCE XF202-2P IRT (All versions < V5.5.0), SCALANCE XF204 (All versions < V5.2.5), SCALANCE XF204-2 (All versions < V5.2.5), SCALANCE XF204-2BA IRT (All versions < V5.5.0), SCALANCE XF204IRT (All versions < V5.5.0), SCALANCE XF206-1 (All versions < V5.2.5), SCALANCE XF208 (All versions < V5.2.5), SIPLUS NET SCALANCE X202-2P IRT (All versions < V5.5.0). There is a cross-site scripting vulnerability on the affected devices, that if used by a threat actor, it could result in session hijacking.
How severe is CVE-2022-40631?: CVE-2022-40631 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2022-40631 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-40631?: CVE-2022-40631 primarily affects Siemens Scalance X200-4p Irt Firmware. In total, 30 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-40631?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-40631 published?: CVE-2022-40631 was published on 2022-10-11 and last updated on 2026-06-17.

References

https://cert-portal.siemens.com/productcert/pdf/ssa-501891.pdf

Affected products (30)

cpe:2.3:o:siemens:scalance_x200-4p_irt_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_x201-3p_irt_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_x201-3p_irt_pro_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_x202-2irt_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_x202-2p_irt_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_x202-2p_irt_pro_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_x204-2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_x204-2fm_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_x204-2ld_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_x204-2ld_ts_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_x204-2ts_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_x204irt_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_x204irt_pro_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_x206-1_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_x206-1ld_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_x208_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_x208pro_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_x212-2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_x212-2ld_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_x216_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_x224_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_xf201-3p_irt_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_xf202-2p_irt_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_xf204_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_xf204-2_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_xf204-2ba_irt_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_xf204irt_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_xf206-1_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:scalance_xf208_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:siemens:siplus_net_scalance_x202-2p_irt_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Siemens Scalance X200-4p Irt Firmware

CVE-2021-25669 — Critical (CVSS 9.8): A vulnerability has been identified in SCALANCE X200-4P IRT (All versions < 5.5.1), SCALANCE X201-3P IRT (All versions…
CVE-2021-25668 — Critical (CVSS 9.8): A vulnerability has been identified in SCALANCE X200-4P IRT (All versions < 5.5.1), SCALANCE X201-3P IRT (All versions…
CVE-2022-26649 — Critical (CVSS 9.6): A vulnerability has been identified in SCALANCE X200-4P IRT (All versions < V5.5.2), SCALANCE X201-3P IRT (All versions…
CVE-2022-26647 — High (CVSS 8.8): A vulnerability has been identified in SCALANCE X200-4P IRT (All versions < V5.5.2), SCALANCE X201-3P IRT (All versions…
CVE-2022-26648 — High (CVSS 8.2): A vulnerability has been identified in SCALANCE X200-4P IRT (All versions < V5.5.2), SCALANCE X201-3P IRT (All versions…
CVE-2023-29054 — Medium (CVSS 6.7): A vulnerability has been identified in SCALANCE X200-4P IRT (All versions < V5.5.2), SCALANCE X201-3P IRT (All versions…

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