CVE-2023-28018 HCL Connections s vulnerable to possible denial of service for certain users
An attacker can cause denial of service for specific users in HCL Connections by sending specially crafted requests due to improper validation.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2023-28018?
CVE-2023-28018 is a medium-severity denial of service vulnerability in HCL Connections, published on 12 Feb 2024. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
HCL Connections is vulnerable to a denial of service, caused by improper validation on certain requests. Using a specially-crafted request an attacker could exploit this vulnerability to cause denial of service for affected users.
Which versions are affected by CVE-2023-28018?
It affects 1 product.
Products include Hcltech Connections.
How do I fix CVE-2023-28018?
No fix has been published for CVE-2023-28018 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-2023-28018 being exploited?
There is no known exploitation of CVE-2023-28018 in the wild and no public exploit code.
Other vulnerabilities in HCL Connections
- CVE-2020-4085 Information disclosure in "HCL Connections"
- CVE-2019-4209 Open redirect in HCL Connections
- CVE-2020-4083 Information disclosure in "HCL Connections"
- CVE-2026-21788 HCL Connections is vulnerable to cross-site scripting (XSS)
- CVE-2024-30112 HCL Connections is vulnerable to a cross-site scripting (XSS) vulnerability
Sources
Also known as GHSA-4272-8494-h23x.