How severe is CVE-2022-24296?

CVE-2022-24296 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 high, integrity none, and availability none.

Is CVE-2022-24296 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-24296?

CVE-2022-24296 primarily affects Mitsubishi Ae-200a Firmware. In total, 20 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-24296?

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-2022-24296 published?

CVE-2022-24296 was published on 2022-06-08 and last updated on 2026-06-17.

CVE-2022-24296

CVE-2022-24296 is a high-severity vulnerability in Mitsubishi Ae-200a Firmware 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-327.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (61st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-327
Affected product: Mitsubishi Ae-200a Firmware
Published: 2022-06-08
Last modified: 2026-06-17

Description

Use of a Broken or Risky Cryptographic Algorithm vulnerability in Air Conditioning System G-150AD Ver. 3.21 and prior, Air Conditioning System AG-150A-A Ver. 3.21 and prior, Air Conditioning System AG-150A-J Ver. 3.21 and prior, Air Conditioning System GB-50AD Ver. 3.21 and prior, Air Conditioning System GB-50ADA-A Ver. 3.21 and prior, Air Conditioning System GB-50ADA-J Ver. 3.21 and prior, Air Conditioning System EB-50GU-A Ver. 7.10 and prior, Air Conditioning System EB-50GU-J Ver. 7.10 and prior, Air Conditioning System AE-200J Ver. 7.97 and prior, Air Conditioning System AE-200A Ver. 7.97 and prior, Air Conditioning System AE-200E Ver. 7.97 and prior, Air Conditioning System AE-50J Ver. 7.97 and prior, Air Conditioning System AE-50A Ver. 7.97 and prior, Air Conditioning System AE-50E Ver. 7.97 and prior, Air Conditioning System EW-50J Ver. 7.97 and prior, Air Conditioning System EW-50A Ver. 7.97 and prior, Air Conditioning System EW-50E Ver. 7.97 and prior, Air Conditioning System TE-200A Ver. 7.97 and prior, Air Conditioning System TE-50A Ver. 7.97 and prior and Air Conditioning System TW-50A Ver. 7.97 and prior allows a remote unauthenticated attacker to cause a disclosure of encrypted message of the air conditioning systems by sniffing encrypted communications.

Frequently asked questions

What is CVE-2022-24296?: Use of a Broken or Risky Cryptographic Algorithm vulnerability in Air Conditioning System G-150AD Ver. 3.21 and prior, Air Conditioning System AG-150A-A Ver. 3.21 and prior, Air Conditioning System AG-150A-J Ver. 3.21 and prior, Air Conditioning System GB-50AD Ver. 3.21 and prior, Air Conditioning System GB-50ADA-A Ver. 3.21 and prior, Air Conditioning System GB-50ADA-J Ver. 3.21 and prior, Air Conditioning System EB-50GU-A Ver. 7.10 and prior, Air Conditioning System EB-50GU-J Ver. 7.10 and prior, Air Conditioning System AE-200J Ver. 7.97 and prior, Air Conditioning System AE-200A Ver. 7.97 and prior, Air Conditioning System AE-200E Ver. 7.97 and prior, Air Conditioning System AE-50J Ver. 7.97 and prior, Air Conditioning System AE-50A Ver. 7.97 and prior, Air Conditioning System AE-50E Ver. 7.97 and prior, Air Conditioning System EW-50J Ver. 7.97 and prior, Air Conditioning System EW-50A Ver. 7.97 and prior, Air Conditioning System EW-50E Ver. 7.97 and prior, Air Conditioning System TE-200A Ver. 7.97 and prior, Air Conditioning System TE-50A Ver. 7.97 and prior and Air Conditioning System TW-50A Ver. 7.97 and prior allows a remote unauthenticated attacker to cause a disclosure of encrypted message of the air conditioning systems by sniffing encrypted communications.
How severe is CVE-2022-24296?: CVE-2022-24296 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 high, integrity none, and availability none.
Is CVE-2022-24296 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-24296?: CVE-2022-24296 primarily affects Mitsubishi Ae-200a Firmware. In total, 20 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-24296?: 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-2022-24296 published?: CVE-2022-24296 was published on 2022-06-08 and last updated on 2026-06-17.

References

Affected products (20)

cpe:2.3:o:mitsubishi:ae-200a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishi:ae-200e_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishi:ae-200j_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishi:ae-50a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishi:ae-50e_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishi:ae-50j_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishi:ag-150a-a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishi:ag-150a-j_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishi:eb-50gu-a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishi:eb-50gu-j_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishi:ew-50a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishi:ew-50e_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishi:ew-50j_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishi:g-150ad_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishi:gb-50a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishi:gb-50ada-a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishi:gb-50ada-j_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishi:te-200a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishi:te-50a_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:mitsubishi:tw-50a_firmware:*:*:*:*:*:*:*:*

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