CVE-2023-2473 Dreamer CMS Password Hash Calculation UserController.java updatePwd algorithmic complexity
Remote attackers can cause denial of service in Dreamer CMS by exploiting inefficient password hash calculation complexity.
- 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-2023-2473?
CVE-2023-2473 is a medium-severity denial of service vulnerability in Dreamer CMS, published on 2 May 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A vulnerability was found in Dreamer CMS up to 4.1.3. It has been declared as problematic. This vulnerability affects the function updatePwd of the file UserController.java of the component Password Hash Calculation. The manipulation leads to inefficient algorithmic complexity. The attack can be initiated remotely. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-227860.
Weakness: CWE-407
Which versions are affected by CVE-2023-2473?
It affects 1 product.
Products include Iteachyou Dreamer Cms.
How do I fix CVE-2023-2473?
No fix has been published for CVE-2023-2473 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-2023-2473 being exploited?
There is no known exploitation of CVE-2023-2473 in the wild and no public exploit code.
Other vulnerabilities in Dreamer CMS
Sources
Also known as GHSA-q4c2-wh8v-28q5.