How severe is CVE-2022-34428?

CVE-2022-34428 has a CVSS 3.x base score of 5.0, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2022-34428 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-34428?

CVE-2022-34428 primarily affects Dell Hybrid Client. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-34428?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2022-34428 published?

CVE-2022-34428 was published on 2022-09-30 and last updated on 2026-06-17.

CVE-2022-34428

CVE-2022-34428 is a medium-severity vulnerability in Dell Hybrid Client with a CVSS 3.x base score of 5.0. 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-1333.

Key facts

Severity: Medium (CVSS 3.x base score 5.0)
EPSS exploit prediction: 1% (41st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-1333
Affected product: Dell Hybrid Client
Published: 2022-09-30
Last modified: 2026-06-17

Description

Dell Hybrid Client prior to version 1.8 contains a Regular Expression Denial of Service Vulnerability in the UI. An adversary with WMS group admin access could potentially exploit this vulnerability, leading to temporary denial-of-service.

Frequently asked questions

What is CVE-2022-34428?: Dell Hybrid Client prior to version 1.8 contains a Regular Expression Denial of Service Vulnerability in the UI. An adversary with WMS group admin access could potentially exploit this vulnerability, leading to temporary denial-of-service.
How severe is CVE-2022-34428?: CVE-2022-34428 has a CVSS 3.x base score of 5.0, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2022-34428 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-34428?: CVE-2022-34428 primarily affects Dell Hybrid Client. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-34428?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-34428 published?: CVE-2022-34428 was published on 2022-09-30 and last updated on 2026-06-17.

References

https://www.dell.com/support/kbdoc/en-us/000203345/dsa-2022-260-dell-hybrid-client-security-update-for-multiple-vulnerabilities

Affected products (4)

cpe:2.3:a:dell:hybrid_client:1.5:*:*:*:*:*:*:*
cpe:2.3:a:dell:hybrid_client:1.6:*:*:*:*:*:*:*
cpe:2.3:a:dell:hybrid_client:1.6.1:*:*:*:*:*:*:*
cpe:2.3:a:dell:hybrid_client:1.6.2:*:*:*:*:*:*:*

More vulnerabilities in Dell Hybrid Client

CVE-2021-21535 — High (CVSS 7.4): Dell Hybrid Client versions prior to 1.5 contain a missing authentication for a critical function vulnerability. A…
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