CVE-2023-3433 Local Denial of Service in Jami
A local attacker can cause a denial of service in Jami by inserting special characters into the nickname field, preventing signature creation.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-3433?
CVE-2023-3433 is a medium-severity denial of service vulnerability in Savoir-faire Linux Jami, published on 14 Jul 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The "nickname" field within Savoir-faire Linux's Jami application is susceptible to a failed state when a user inserts special characters into the field. When present, these special characters, make it so the application cannot create the signature for the user and results in a local denial of service to the application.
Weakness: CWE-20
Which versions are affected by CVE-2023-3433?
It affects 1 product.
Products include Savoirfairelinux Jami.
How do I fix CVE-2023-3433?
No fix has been published for CVE-2023-3433 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-2023-3433 being exploited?
There is no known exploitation of CVE-2023-3433 in the wild and no public exploit code.
Other vulnerabilities in Savoir-faire Linux Jami
Sources
Also known as GHSA-fp7q-45w4-8pv6.