# CVE-2024-2653: AMPHP Denial of Service via HTTP/2 CONTINUATION Frames

Source: https://junglewise.ai/threats/cve-2024-2653-amphp-denial-of-service-via-http-2-continuation-frames  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2024-04-03  
License: CC BY 4.0 with a link back

CVE-2024-2653 · Severity: low · CVSS 3.1 · Published 2024-04-03

AMPHP Denial of Service via HTTP/2 CONTINUATION Frames

Technologies: [amphp/http-client (Packagist)](https://junglewise.ai/threats/technologies/amphp-http-client). Vendors: [Packagist](https://junglewise.ai/threats/vendors/packagist).

## Quick answers

**Is CVE-2024-2653 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2024-2653 being exploited in the wild.

**How severe is CVE-2024-2653?** Low severity, with a CVSS score of 3.1, published 3 April 2024.

**Which products and versions are affected?** amphp/http (Packagist) ECOSYSTEM:introduced=2.0.0,fixed=2.1.1; amphp/http-client (Packagist) ECOSYSTEM:introduced=4.0.0-rc10,last_affected=4.0.0.

**Is there a fix for CVE-2024-2653?** Yes. amphp/http (Packagist): upgrade to 2.1.1 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**Am I affected by CVE-2024-2653?** Check whether you run amphp/http (Packagist) or amphp/http-client (Packagist) 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

- amphp/http (Packagist): upgrade to 2.1.1 or later

  ```sh
  composer require amphp/http:^2.1.1
  ```


## Affected products

- amphp/http (Packagist) ECOSYSTEM:introduced=2.0.0,fixed=2.1.1
- amphp/http-client (Packagist) ECOSYSTEM:introduced=4.0.0-rc10,last_affected=4.0.0

## Identifiers

- CVE-2024-2653
- GHSA-qjfw-cvjf-f4fm

## Related threats

- [amphp/http Host Header Injection vulnerability](https://junglewise.ai/threats/amphp-http-host-header-injection-vulnerability-6eec85e4)
- [amphp/http-client Header leakage on cross-domain redirects](https://junglewise.ai/threats/amphp-http-client-header-leakage-on-cross-domain-redirects-a5e1db44)
- [amphp/http-client Denial of Service via HTTP/2 CONTINUATION Frames](https://junglewise.ai/threats/amphp-http-client-denial-of-service-via-http-2-continuation-frames-47811973)