# RUSTSEC-2023-0041 - Remote Attackers can cause Denial-of-Service (packet loops) with crafted DNS packets

Source: https://junglewise.ai/threats/rustsec-2023-0041-remote-attackers-can-cause-denial-of-service-packet-6ab6a8ca  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2023-06-01  
License: CC BY 4.0 with a link back

Severity: info · Published 2023-06-01

Remote Attackers can cause Denial-of-Service (packet loops) with crafted DNS packets

Technologies: [trust-dns-server (crates.io)](https://junglewise.ai/threats/technologies/trust-dns-server). Vendors: [crates.io](https://junglewise.ai/threats/vendors/crates-io).

## 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 1 June 2023.

**Which products and versions are affected?** trust-dns-server (crates.io) SEMVER:introduced=0.0.0-0,fixed=0.22.1,introduced=0.23.0-0,fixed=0.23.0-alpha.3.

**Is there a fix for This vulnerability?** Yes. trust-dns-server (crates.io): upgrade to 0.23.0-alpha.3 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 trust-dns-server (crates.io) 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

- trust-dns-server (crates.io): upgrade to 0.23.0-alpha.3 or later

  ```sh
  cargo update -p trust-dns-server
  ```


## Affected products

- trust-dns-server (crates.io) SEMVER:introduced=0.0.0-0,fixed=0.22.1,introduced=0.23.0-0,fixed=0.23.0-alpha.3

## Related threats

- [trust-dns vulnerable to Remote Attackers causing Denial-of-Service (packet loops) with crafted DNS packets](https://junglewise.ai/threats/trust-dns-vulnerable-to-remote-attackers-causing-denial-of-service-4808d607)
- [RUSTSEC-2020-0001 - Stack overflow when resolving additional records from MX or SRV null targets](https://junglewise.ai/threats/cve-2020-35857-stack-consumption-in-trust-dns-server)