# CVE-2024-40636: Steeltoe Leaks Basic Auth Credentials to Logs After Fetch Registry Error

Source: https://junglewise.ai/threats/cve-2024-40636-steeltoe-leaks-basic-auth-credentials-to-logs-after-fetch  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2024-07-17  
License: CC BY 4.0 with a link back

CVE-2024-40636 · Severity: low · CVSS 3.1 · Published 2024-07-17

Steeltoe Leaks Basic Auth Credentials to Logs After Fetch Registry Error

Technologies: [Steeltoe.Discovery.Eureka (NuGet)](https://junglewise.ai/threats/technologies/nuget-steeltoe-discovery-eureka). Vendors: [NuGet](https://junglewise.ai/threats/vendors/nuget).

## Quick answers

**Is CVE-2024-40636 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2024-40636 being exploited in the wild.

**How severe is CVE-2024-40636?** Low severity, with a CVSS score of 3.1, published 17 July 2024.

**Which products and versions are affected?** Steeltoe.Discovery.ClientAutofac (NuGet) ECOSYSTEM:introduced=0,last_affected=2.5.5; Steeltoe.Discovery.ClientCore (NuGet) ECOSYSTEM:introduced=0; Steeltoe.Discovery.Eureka (NuGet) ECOSYSTEM:introduced=0,fixed=3.2.8; Steeltoe.Discovery.EurekaBase (NuGet) ECOSYSTEM:introduced=0,last_affected=2.5.5.

**Is there a fix for CVE-2024-40636?** Yes. Steeltoe.Discovery.Eureka (NuGet): upgrade to 3.2.8 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2024-40636?** Check whether you run Steeltoe.Discovery.ClientAutofac (NuGet), Steeltoe.Discovery.ClientCore (NuGet), Steeltoe.Discovery.Eureka (NuGet) or one of the others listed 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

- Steeltoe.Discovery.Eureka (NuGet): upgrade to 3.2.8 or later

  ```sh
  dotnet add package Steeltoe.Discovery.Eureka --version 3.2.8
  ```


## Affected products

- Steeltoe.Discovery.ClientAutofac (NuGet) ECOSYSTEM:introduced=0,last_affected=2.5.5
- Steeltoe.Discovery.ClientCore (NuGet) ECOSYSTEM:introduced=0
- Steeltoe.Discovery.Eureka (NuGet) ECOSYSTEM:introduced=0,fixed=3.2.8
- Steeltoe.Discovery.EurekaBase (NuGet) ECOSYSTEM:introduced=0,last_affected=2.5.5

## Identifiers

- CVE-2024-40636
- GHSA-vmcp-66r5-3pcp

## Related threats

- [Steeltoe Eureka Discovery Client denial of service via malformed registry fields](https://junglewise.ai/threats/cve-2026-81515-steeltoe-eureka-discovery-client-denial-of-service-via-malformed)
- [Steeltoe.Discovery.Eureka Denial of Service via Registry Poisoning](https://junglewise.ai/threats/cve-2026-50196-steeltoe-discovery-eureka-denial-of-service-via-registry)