CVE-2023-34389 Allocation of resources without limits could lead to denial of service
A remote authenticated attacker can cause indefinite system unavailability in the SEL-451 relay due to unlimited resource allocation.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2023-34389?
CVE-2023-34389 is a medium-severity denial of service vulnerability in Schweitzer Engineering Laboratories SEL-451, published on 30 Nov 2023. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
An allocation of resources without limits or throttling vulnerability in the Schweitzer Engineering Laboratories SEL-451 could allow a remote authenticated attacker to make the system unavailable for an indefinite amount of time.
See product Instruction Manual Appendix A dated 20230830 for more details.
Weakness: CWE-770
Which versions are affected by CVE-2023-34389?
It affects 1 product.
Products include Selinc Sel-451 Firmware.
How do I fix CVE-2023-34389?
No fix has been published for CVE-2023-34389 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-2023-34389 being exploited?
There is no known exploitation of CVE-2023-34389 in the wild and no public exploit code.
Other vulnerabilities in Schweitzer Engineering Laboratories SEL-451
- CVE-2023-31176 Insufficient entropy vulnerability could lead to authentication bypass
- CVE-2023-34388 Improper authentication could lead to session hijacking
- CVE-2023-34390 Improper input validation could lead to denial of service
- CVE-2023-31177 Improper neutralizataion of input could lead to execution of arbitrary code
Sources
Also known as GHSA-j3q9-9pj5-gf2x.