How severe is CVE-2022-23178?

CVE-2022-23178 has a CVSS 3.x base score of 9.8, 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 high.

Is CVE-2022-23178 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 76% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-23178?

CVE-2022-23178 affects Crestron Hd-md4x2-4k-e Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-23178?

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-2022-23178 published?

CVE-2022-23178 was published on 2022-01-15 and last updated on 2026-06-17.

CVE-2022-23178

CVE-2022-23178 is a critical-severity vulnerability in Crestron Hd-md4x2-4k-e Firmware with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 76% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-287.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 10.0
EPSS exploit prediction: 76% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Crestron Hd-md4x2-4k-e Firmware
Published: 2022-01-15
Last modified: 2026-06-17

Description

An issue was discovered on Crestron HD-MD4X2-4K-E 1.0.0.2159 devices. When the administrative web interface of the HDMI switcher is accessed unauthenticated, user credentials are disclosed that are valid to authenticate to the web interface. Specifically, aj.html sends a JSON document with uname and upassword fields.

Frequently asked questions

What is CVE-2022-23178?: An issue was discovered on Crestron HD-MD4X2-4K-E 1.0.0.2159 devices. When the administrative web interface of the HDMI switcher is accessed unauthenticated, user credentials are disclosed that are valid to authenticate to the web interface. Specifically, aj.html sends a JSON document with uname and upassword fields.
How severe is CVE-2022-23178?: CVE-2022-23178 has a CVSS 3.x base score of 9.8, 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 high.
Is CVE-2022-23178 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 76% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-23178?: CVE-2022-23178 affects Crestron Hd-md4x2-4k-e Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-23178?: 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-2022-23178 published?: CVE-2022-23178 was published on 2022-01-15 and last updated on 2026-06-17.

References

https://www.redteam-pentesting.de/advisories/rt-sa-2021-009

Affected products (1)

cpe:2.3:o:crestron:hd-md4x2-4k-e_firmware:1.0.0.2159:*:*:*:*:*:*:*

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