# CVE-2022-41723: GO-2023-1571 - Denial of service via crafted HTTP/2 stream in net/http and golang.org/x/net

Source: https://junglewise.ai/threats/cve-2022-41723-golang-org-x-net-vulnerable-to-uncontrolled-resource-consumption  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2023-02-16  
License: CC BY 4.0 with a link back

CVE-2022-41723 · Severity: low · CVSS 3.1 · Published 2023-02-16

Denial of service via crafted HTTP/2 stream in net/http and golang.org/x/net

Technologies: [golang.org/x/net (Go)](https://junglewise.ai/threats/technologies/golang-org-x-net), [stdlib (Go)](https://junglewise.ai/threats/technologies/go-stdlib). Vendors: [Go](https://junglewise.ai/threats/vendors/go).

## Quick answers

**Is CVE-2022-41723 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2022-41723 being exploited in the wild.

**How severe is CVE-2022-41723?** Low severity, with a CVSS score of 3.1, published 16 February 2023.

**Which products and versions are affected?** golang.org/x/net (Go) SEMVER:introduced=0,fixed=0.7.0; stdlib (Go) SEMVER:introduced=0,fixed=1.19.6,introduced=1.20.0-0,fixed=1.20.1.

**Is there a fix for CVE-2022-41723?** Yes. golang.org/x/net (Go): upgrade to 0.7.0 or later; stdlib (Go): upgrade to 1.20.1 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2022-41723?** Check whether you run golang.org/x/net (Go) or stdlib (Go) 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

- golang.org/x/net (Go): upgrade to 0.7.0 or later

  ```sh
  go get golang.org/x/net@v0.7.0
  ```

- stdlib (Go): upgrade to 1.20.1 or later

  ```sh
  go get stdlib@v1.20.1
  ```


## Affected products

- golang.org/x/net (Go) SEMVER:introduced=0,fixed=0.7.0
- stdlib (Go) SEMVER:introduced=0,fixed=1.19.6,introduced=1.20.0-0,fixed=1.20.1

## Identifiers

- CVE-2022-41723
- GHSA-vvpx-j8f3-3w6h
- GO-2023-1571

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