How severe is CVE-2022-23449?

CVE-2022-23449 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-23449 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-23449?

CVE-2022-23449 primarily affects Siemens Simatic Energy Manager Basic. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-23449?

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-2022-23449 published?

CVE-2022-23449 was published on 2022-04-12 and last updated on 2026-06-17.

CVE-2022-23449

CVE-2022-23449 is a high-severity vulnerability in Siemens Simatic Energy Manager Basic with a CVSS 3.x base score of 7.3. 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-427.

Key facts

Severity: High (CVSS 3.x base score 7.3)
CVSS v2: 6.9
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-427
Affected product: Siemens Simatic Energy Manager Basic
Published: 2022-04-12
Last modified: 2026-06-17

Description

A vulnerability has been identified in SIMATIC Energy Manager Basic (All versions < V7.3 Update 1), SIMATIC Energy Manager PRO (All versions < V7.3 Update 1). A DLL Hijacking vulnerability could allow a local attacker to execute code with elevated privileges by placing a malicious DLL in one of the directories on the DLL search path.

Frequently asked questions

What is CVE-2022-23449?: A vulnerability has been identified in SIMATIC Energy Manager Basic (All versions < V7.3 Update 1), SIMATIC Energy Manager PRO (All versions < V7.3 Update 1). A DLL Hijacking vulnerability could allow a local attacker to execute code with elevated privileges by placing a malicious DLL in one of the directories on the DLL search path.
How severe is CVE-2022-23449?: CVE-2022-23449 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-23449 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-23449?: CVE-2022-23449 primarily affects Siemens Simatic Energy Manager Basic. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-23449?: 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-2022-23449 published?: CVE-2022-23449 was published on 2022-04-12 and last updated on 2026-06-17.

References

https://cert-portal.siemens.com/productcert/pdf/ssa-655554.pdf

Affected products (4)

cpe:2.3:a:siemens:simatic_energy_manager_basic:*:*:*:*:*:*:*:*
cpe:2.3:a:siemens:simatic_energy_manager_basic:7.3:-:*:*:*:*:*:*
cpe:2.3:a:siemens:simatic_energy_manager_pro:*:*:*:*:*:*:*:*
cpe:2.3:a:siemens:simatic_energy_manager_pro:7.3:-:*:*:*:*:*:*

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CVE-2022-23450 — Critical (CVSS 9.8): A vulnerability has been identified in SIMATIC Energy Manager Basic (All versions < V7.3 Update 1), SIMATIC Energy…
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