Cyber Resilience

CVE-2022-24296

High

Published: 08 June 2022

Published
08 June 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS Score 0.0024 47.3th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-24296 is a high-severity Use of a Broken or Risky Cryptographic Algorithm (CWE-327) vulnerability in Mitsubishi Ae-200A Firmware. Its CVSS base score is 7.5 (High).

Operationally, ranked at the 47.3th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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…

more

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.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

mitsubishi
ae-200a firmware
≤ 7.97
mitsubishi
ae-200e firmware
≤ 7.97
mitsubishi
ae-200j firmware
≤ 7.97
mitsubishi
ae-50a firmware
≤ 7.97
mitsubishi
ae-50e firmware
≤ 7.97
mitsubishi
ae-50j firmware
≤ 7.97
mitsubishi
ag-150a-a firmware
≤ 3.21
mitsubishi
ag-150a-j firmware
≤ 3.21
mitsubishi
eb-50gu-a firmware
≤ 7.10
mitsubishi
eb-50gu-j firmware
≤ 7.10
+10 more product configuration(s) — see NVD for full list

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-327

Contacts with security groups provide timely information on broken or risky cryptographic algorithms, reducing the likelihood of their selection and use.

addresses: CWE-327

Ongoing education and sharing of recommended practices helps organizations identify and migrate away from broken or risky cryptographic algorithms.

addresses: CWE-327

Cross-organization threat feeds commonly include advances in cryptanalysis and active exploits against weak or broken algorithms, allowing organizations to deprecate them proactively.

addresses: CWE-327

Capital planning and funding allow selection and ongoing support of strong cryptographic algorithms rather than weak or broken ones.

addresses: CWE-327

Risk updates surface newly-broken or risky cryptographic algorithms as threat intelligence and computing advances evolve, enabling timely replacement.

addresses: CWE-327

Scanners flag use of broken or weak cryptographic algorithms via known-vulnerability databases.

addresses: CWE-327

Enforces approved cryptographic algorithms for each use case, blocking use of broken or risky algorithms.

addresses: CWE-327

Flaw remediation replaces broken or risky cryptographic algorithms once safer implementations are released by vendors.

References