How severe is CVE-2022-31812?

CVE-2022-31812 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2022-31812 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-31812?

CVE-2022-31812 affects Siemens Sipass Integrated. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-31812?

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.

Does CVE-2022-31812 have an EU (EUVD) identifier?

Yes. CVE-2022-31812 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-54262.

When was CVE-2022-31812 published?

CVE-2022-31812 was published on 2025-05-23 and last updated on 2026-06-17.

CVE-2022-31812

CVE-2022-31812 is a high-severity vulnerability in Siemens Sipass Integrated with a CVSS 3.x base score of 7.5. 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-125.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v4: 8.7
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2022-54262
Weakness: CWE-125
Affected product: Siemens Sipass Integrated
Published: 2025-05-23
Last modified: 2026-06-17

Description

A vulnerability has been identified in SiPass integrated (All versions < V2.95.3.18). Affected server applications contain an out of bounds read past the end of an allocated buffer while checking the integrity of incoming packets. This could allow an unauthenticated remote attacker to create a denial of service condition.

Frequently asked questions

What is CVE-2022-31812?: A vulnerability has been identified in SiPass integrated (All versions < V2.95.3.18). Affected server applications contain an out of bounds read past the end of an allocated buffer while checking the integrity of incoming packets. This could allow an unauthenticated remote attacker to create a denial of service condition.
How severe is CVE-2022-31812?: CVE-2022-31812 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2022-31812 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-31812?: CVE-2022-31812 affects Siemens Sipass Integrated. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-31812?: 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.
Does CVE-2022-31812 have an EU (EUVD) identifier?: Yes. CVE-2022-31812 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-54262.
When was CVE-2022-31812 published?: CVE-2022-31812 was published on 2025-05-23 and last updated on 2026-06-17.

References

https://cert-portal.siemens.com/productcert/html/ssa-041082.html

Affected products (1)

cpe:2.3:a:siemens:sipass_integrated:*:*:*:*:*:*:*:*

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