# High severity vulnerability that affects PeterO.Cbor

Source: https://junglewise.ai/threats/high-severity-vulnerability-that-affects-petero-cbor-92ab0883  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2019-09-30  
License: CC BY 4.0 with a link back

Severity: info · Published 2019-09-30

High severity vulnerability that affects PeterO.Cbor

Technologies: [PeterO.Cbor (NuGet)](https://junglewise.ai/threats/technologies/petero-cbor). Vendors: [NuGet](https://junglewise.ai/threats/vendors/nuget).

## Quick answers

**Is This vulnerability exploited in the wild?** No. Junglewise Threat Intelligence has no report of This vulnerability being exploited in the wild.

**How severe is This vulnerability?** Informational severity, published 30 September 2019.

**Which products and versions are affected?** PeterO.Cbor (NuGet) ECOSYSTEM:introduced=0,fixed=4.0.0.

**Is there a fix for This vulnerability?** Yes. PeterO.Cbor (NuGet): upgrade to 4.0.0 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected?** Check whether you run PeterO.Cbor (NuGet) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- PeterO.Cbor (NuGet): upgrade to 4.0.0 or later

  ```sh
  dotnet add package PeterO.Cbor --version 4.0.0
  ```


## Affected products

- PeterO.Cbor (NuGet) ECOSYSTEM:introduced=0,fixed=4.0.0

## Related threats

- [Duplicate Advisory: Denial of service in CBOR library](https://junglewise.ai/threats/duplicate-advisory-denial-of-service-in-cbor-library-1433b553)
- [Denial of service in CBOR library](https://junglewise.ai/threats/cve-2024-21909-denial-of-service-in-cbor-library)