How severe is CVE-2022-34405?

CVE-2022-34405 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-2022-34405 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-34405?

CVE-2022-34405 affects Dell Realtek High Definition Audio Driver. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-34405?

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-2022-34405 published?

CVE-2022-34405 was published on 2023-01-26 and last updated on 2026-06-17.

CVE-2022-34405

CVE-2022-34405 is a high-severity vulnerability in Dell Realtek High Definition Audio Driver 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-285.

Key facts

Severity: High (CVSS 3.x base score 7.3)
EPSS exploit prediction: 0% (16th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-285
Affected product: Dell Realtek High Definition Audio Driver
Published: 2023-01-26
Last modified: 2026-06-17

Description

An improper access control vulnerability was identified in the Realtek audio driver. A local authenticated malicious user may potentially exploit this vulnerability by waiting for an administrator to launch the application and attach to the process to elevate privileges on the system.

Frequently asked questions

What is CVE-2022-34405?: An improper access control vulnerability was identified in the Realtek audio driver. A local authenticated malicious user may potentially exploit this vulnerability by waiting for an administrator to launch the application and attach to the process to elevate privileges on the system.
How severe is CVE-2022-34405?: CVE-2022-34405 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-2022-34405 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (16th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-34405?: CVE-2022-34405 affects Dell Realtek High Definition Audio Driver. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-34405?: 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-2022-34405 published?: CVE-2022-34405 was published on 2023-01-26 and last updated on 2026-06-17.

References

https://www.dell.com/support/kbdoc/en-us/000205721/dsa-2022-316-dell-client-security-update-for-a-realtek-high-definition-audio-driver-vulnerability

Affected products (1)

cpe:2.3:a:dell:realtek_high_definition_audio_driver:*:*:*:*:*:*:*:*

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