CVE-2022-34428 — Dell Hybrid Client prior to version 1

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.

01What is this vulnerability?

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.

02Affected products

Vendor	Product	Versions
Dell	Dell Hybrid Client (DHC)	unspecified

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2022-09-30T19:25:09.350Z
• Last modified: 2025-05-20T15:33:48.111Z

09References

• www.dell.com — https://www.dell.com/support/kbdoc/en-us/000203345/dsa-2022-260-dell-hybrid-clie…