CVE-2022-34428 Denial of service in Dell Hybrid Client (DHC)
An attacker with admin access can cause temporary denial of service in Dell Hybrid Client via a regex vulnerability.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2022-34428?
CVE-2022-34428 is a medium-severity denial of service vulnerability in Dell Hybrid Client (DHC), published on 30 Sep 2022. Any signed-in user can exploit it over the network, with no action from the victim.
Official 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.
Weakness: CWE-1333
Which versions are affected by CVE-2022-34428?
It affects 1 product.
Products include Dell Hybrid Client.
How do I fix CVE-2022-34428?
No fix has been published for CVE-2022-34428 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2022-34428 being exploited?
There is no known exploitation of CVE-2022-34428 in the wild and no public exploit code.
Other vulnerabilities in Dell Hybrid Client (DHC)
- CVE-2021-21535 Missing authorization in Dell Hybrid Client (DHC)
- CVE-2022-34432 Command injection in Dell Hybrid Client (DHC)
- CVE-2022-34430 Denial of service in Dell Hybrid Client (DHC)
- CVE-2022-34431 Denial of service in Dell Hybrid Client (DHC)
- CVE-2022-34429 Path traversal in Dell Hybrid Client (DHC)
Sources
Also known as GHSA-2c8v-3247-5w53.