How severe is CVE-2022-29830?

CVE-2022-29830 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-2022-29830 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-29830?

CVE-2022-29830 affects Mitsubishielectric Gx Works3. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-29830?

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-2022-29830 published?

CVE-2022-29830 was published on 2022-11-25 and last updated on 2026-06-17.

CVE-2022-29830

CVE-2022-29830 is a critical-severity vulnerability in Mitsubishielectric Gx Works3 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-798.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
EPSS exploit prediction: 1% (65th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-798
Affected product: Mitsubishielectric Gx Works3
Published: 2022-11-25
Last modified: 2026-06-17

Description

Use of Hard-coded Cryptographic Key vulnerability in Mitsubishi Electric GX Works3 versions from 1.000A to 1.095Z, and Motion Control Setting(GX Works3 related software) versions from 1.000A to 1.065T allows a remote unauthenticated attacker to disclose or tamper with sensitive information. As a result, unauthenticated attackers may obtain information about project files illegally.

Frequently asked questions

What is CVE-2022-29830?: Use of Hard-coded Cryptographic Key vulnerability in Mitsubishi Electric GX Works3 versions from 1.000A to 1.095Z, and Motion Control Setting(GX Works3 related software) versions from 1.000A to 1.065T allows a remote unauthenticated attacker to disclose or tamper with sensitive information. As a result, unauthenticated attackers may obtain information about project files illegally.
How severe is CVE-2022-29830?: CVE-2022-29830 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-2022-29830 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-29830?: CVE-2022-29830 affects Mitsubishielectric Gx Works3. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-29830?: 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-2022-29830 published?: CVE-2022-29830 was published on 2022-11-25 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:mitsubishielectric:gx_works3:*:*:*:*:*:*:*:*

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