CVE-2024-23684 upokecenter CBOR Denial of Service
An attacker can cause a denial of service in applications using the upokecenter CBOR Java library by submitting maliciously crafted input.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-23684?
CVE-2024-23684 is a high-severity denial of service vulnerability in peteroupc:cbor, published on 19 Jan 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Inefficient algorithmic complexity in DecodeFromBytes function in com.upokecenter.cbor Java implementation of Concise Binary Object Representation (CBOR) versions 4.0.0 to 4.5.1 allows an attacker to cause a denial of service by passing a maliciously crafted input. Depending on an application's use of this library, this may be a remote attacker.
Weakness: CWE-407
Which versions are affected by CVE-2024-23684?
2 open source packages ship an affected version, including com.upokecenter:cbor. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
com.upokecenter:cbor Maven | From 4.0.0 | 4.5.1 |
com.upokecenter:cbor Maven | From 4.0.0 | 4.5.1 |
Products include Peteroupc Cbor.
How do I fix CVE-2024-23684?
Upgrade com.upokecenter:cbor to 4.5.1 or later.
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-2024-23684 being exploited?
There is no known exploitation of CVE-2024-23684 in the wild and no public exploit code.
Other vulnerabilities in peteroupc:cbor
Sources
Also known as GHSA-fj2w-wfgv-mwq6.